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Conjugation of the verb "to stem"

Semi-regular verb (spelling: doubled consonant)

to

stem

Indicative

Present

Affirmative
  1. Istem
  2. youstem
  3. he, she, itstems
  4. westem
  5. youstem
  6. theystem
Negative
  1. Ido not stem
  2. youdo not stem
  3. he, she, itdoes not stem
  4. wedo not stem
  5. youdo not stem
  6. theydo not stem
Interrogative
  1. DoI stem?
  2. Doyou stem?
  3. Doeshe, she, it stem?
  4. Dowe stem?
  5. Doyou stem?
  6. Dothey stem?
Passive
  1. Iam stemmed
  2. youare stemmed
  3. he, she, itis stemmed
  4. weare stemmed
  5. youare stemmed
  6. theyare stemmed

Simple past

Affirmative
  1. Istemmed
  2. youstemmed
  3. he, she, itstemmed
  4. westemmed
  5. youstemmed
  6. theystemmed
Negative
  1. Idid not stem
  2. youdid not stem
  3. he, she, itdid not stem
  4. wedid not stem
  5. youdid not stem
  6. theydid not stem
Interrogative
  1. DidI stem?
  2. Didyou stem?
  3. Didhe, she, it stem?
  4. Didwe stem?
  5. Didyou stem?
  6. Didthey stem?
Passive
  1. Iwas stemmed
  2. youwere stemmed
  3. he, she, itwas stemmed
  4. wewere stemmed
  5. youwere stemmed
  6. theywere stemmed

Future

Affirmative
  1. Iwill stem
  2. youwill stem
  3. he, she, itwill stem
  4. wewill stem
  5. youwill stem
  6. theywill stem
Negative
  1. Iwill not stem
  2. youwill not stem
  3. he, she, itwill not stem
  4. wewill not stem
  5. youwill not stem
  6. theywill not stem
Interrogative
  1. WillI stem?
  2. Willyou stem?
  3. Willhe, she, it stem?
  4. Willwe stem?
  5. Willyou stem?
  6. Willthey stem?
Passive
  1. Iwill be stemmed
  2. youwill be stemmed
  3. he, she, itwill be stemmed
  4. wewill be stemmed
  5. youwill be stemmed
  6. theywill be stemmed

Present perfect

Affirmative
  1. Ihave stemmed
  2. youhave stemmed
  3. he, she, ithas stemmed
  4. wehave stemmed
  5. youhave stemmed
  6. theyhave stemmed
Negative
  1. Ihave not stemmed
  2. youhave not stemmed
  3. he, she, ithas not stemmed
  4. wehave not stemmed
  5. youhave not stemmed
  6. theyhave not stemmed
Interrogative
  1. HaveI stemmed?
  2. Haveyou stemmed?
  3. Hashe, she, it stemmed?
  4. Havewe stemmed?
  5. Haveyou stemmed?
  6. Havethey stemmed?
Passive
  1. Ihave been stemmed
  2. youhave been stemmed
  3. he, she, ithas been stemmed
  4. wehave been stemmed
  5. youhave been stemmed
  6. theyhave been stemmed

Past perfect

Affirmative
  1. Ihad stemmed
  2. youhad stemmed
  3. he, she, ithad stemmed
  4. wehad stemmed
  5. youhad stemmed
  6. theyhad stemmed
Negative
  1. Ihad not stemmed
  2. youhad not stemmed
  3. he, she, ithad not stemmed
  4. wehad not stemmed
  5. youhad not stemmed
  6. theyhad not stemmed
Interrogative
  1. HadI stemmed?
  2. Hadyou stemmed?
  3. Hadhe, she, it stemmed?
  4. Hadwe stemmed?
  5. Hadyou stemmed?
  6. Hadthey stemmed?
Passive
  1. Ihad been stemmed
  2. youhad been stemmed
  3. he, she, ithad been stemmed
  4. wehad been stemmed
  5. youhad been stemmed
  6. theyhad been stemmed

Future perfect

Affirmative
  1. Iwill have stemmed
  2. youwill have stemmed
  3. he, she, itwill have stemmed
  4. wewill have stemmed
  5. youwill have stemmed
  6. theywill have stemmed
Negative
  1. Iwill not have stemmed
  2. youwill not have stemmed
  3. he, she, itwill not have stemmed
  4. wewill not have stemmed
  5. youwill not have stemmed
  6. theywill not have stemmed
Interrogative
  1. WillI have stemmed?
  2. Willyou have stemmed?
  3. Willhe, she, it have stemmed?
  4. Willwe have stemmed?
  5. Willyou have stemmed?
  6. Willthey have stemmed?
Passive
  1. Iwill have been stemmed
  2. youwill have been stemmed
  3. he, she, itwill have been stemmed
  4. wewill have been stemmed
  5. youwill have been stemmed
  6. theywill have been stemmed

Present continuous

Affirmative
  1. Iam stemming
  2. youare stemming
  3. he, she, itis stemming
  4. weare stemming
  5. youare stemming
  6. theyare stemming
Negative
  1. Iam not stemming
  2. youare not stemming
  3. he, she, itis not stemming
  4. weare not stemming
  5. youare not stemming
  6. theyare not stemming
Interrogative
  1. AmI stemming?
  2. Areyou stemming?
  3. Ishe, she, it stemming?
  4. Arewe stemming?
  5. Areyou stemming?
  6. Arethey stemming?

Past continuous

Affirmative
  1. Iwas stemming
  2. youwere stemming
  3. he, she, itwas stemming
  4. wewere stemming
  5. youwere stemming
  6. theywere stemming
Negative
  1. Iwas not stemming
  2. youwere not stemming
  3. he, she, itwas not stemming
  4. wewere not stemming
  5. youwere not stemming
  6. theywere not stemming
Interrogative
  1. WasI stemming?
  2. Wereyou stemming?
  3. Washe, she, it stemming?
  4. Werewe stemming?
  5. Wereyou stemming?
  6. Werethey stemming?

Future continuous

Affirmative
  1. Iwill be stemming
  2. youwill be stemming
  3. he, she, itwill be stemming
  4. wewill be stemming
  5. youwill be stemming
  6. theywill be stemming
Negative
  1. Iwill not be stemming
  2. youwill not be stemming
  3. he, she, itwill not be stemming
  4. wewill not be stemming
  5. youwill not be stemming
  6. theywill not be stemming
Interrogative
  1. WillI be stemming?
  2. Willyou be stemming?
  3. Willhe, she, it be stemming?
  4. Willwe be stemming?
  5. Willyou be stemming?
  6. Willthey be stemming?

Future perfect continuous

Affirmative
  1. Iwill have been stemming
  2. youwill have been stemming
  3. he, she, itwill have been stemming
  4. wewill have been stemming
  5. youwill have been stemming
  6. theywill have been stemming
Negative
  1. Iwill not have been stemming
  2. youwill not have been stemming
  3. he, she, itwill not have been stemming
  4. wewill not have been stemming
  5. youwill not have been stemming
  6. theywill not have been stemming
Interrogative
  1. WillI have been stemming?
  2. Willyou have been stemming?
  3. Willhe, she, it have been stemming?
  4. Willwe have been stemming?
  5. Willyou have been stemming?
  6. Willthey have been stemming?

Present perfect continuous

Affirmative
  1. Ihave been stemming
  2. youhave been stemming
  3. he, she, ithas been stemming
  4. wehave been stemming
  5. youhave been stemming
  6. theyhave been stemming
Negative
  1. Ihave not been stemming
  2. youhave not been stemming
  3. he, she, ithas not been stemming
  4. wehave not been stemming
  5. youhave not been stemming
  6. theyhave not been stemming
Interrogative
  1. HaveI been stemming?
  2. Haveyou been stemming?
  3. Hashe, she, it been stemming?
  4. Havewe been stemming?
  5. Haveyou been stemming?
  6. Havethey been stemming?

Past perfect continuous

Affirmative
  1. Ihad been stemming
  2. youhad been stemming
  3. he, she, ithad been stemming
  4. wehad been stemming
  5. youhad been stemming
  6. theyhad been stemming
Negative
  1. Ihad not been stemming
  2. youhad not been stemming
  3. he, she, ithad not been stemming
  4. wehad not been stemming
  5. youhad not been stemming
  6. theyhad not been stemming
Interrogative
  1. HadI been stemming?
  2. Hadyou been stemming?
  3. Hadhe, she, it been stemming?
  4. Hadwe been stemming?
  5. Hadyou been stemming?
  6. Hadthey been stemming?

Present emphatic

Affirmative
  1. Ido stem
  2. youdo stem
  3. he, she, itdoes stem
  4. wedo stem
  5. youdo stem
  6. theydo stem

Past emphatic

Affirmative
  1. Idid stem
  2. youdid stem
  3. he, she, itdid stem
  4. wedid stem
  5. youdid stem
  6. theydid stem

Conditional

Present

Affirmative
  1. Iwould stem
  2. youwould stem
  3. he, she, itwould stem
  4. wewould stem
  5. youwould stem
  6. theywould stem
Negative
  1. Iwould not stem
  2. youwould not stem
  3. he, she, itwould not stem
  4. wewould not stem
  5. youwould not stem
  6. theywould not stem
Interrogative
  1. WouldI stem?
  2. Wouldyou stem?
  3. Wouldhe, she, it stem?
  4. Wouldwe stem?
  5. Wouldyou stem?
  6. Wouldthey stem?
Passive
  1. Iwould be stemmed
  2. youwould be stemmed
  3. he, she, itwould be stemmed
  4. wewould be stemmed
  5. youwould be stemmed
  6. theywould be stemmed

Perfect

Affirmative
  1. Iwould have stemmed
  2. youwould have stemmed
  3. he, she, itwould have stemmed
  4. wewould have stemmed
  5. youwould have stemmed
  6. theywould have stemmed
Negative
  1. Iwould not have stemmed
  2. youwould not have stemmed
  3. he, she, itwould not have stemmed
  4. wewould not have stemmed
  5. youwould not have stemmed
  6. theywould not have stemmed
Interrogative
  1. WouldI have stemmed?
  2. Wouldyou have stemmed?
  3. Wouldhe, she, it have stemmed?
  4. Wouldwe have stemmed?
  5. Wouldyou have stemmed?
  6. Wouldthey have stemmed?
Passive
  1. Iwould have been stemmed
  2. youwould have been stemmed
  3. he, she, itwould have been stemmed
  4. wewould have been stemmed
  5. youwould have been stemmed
  6. theywould have been stemmed

Present continuous

Affirmative
  1. Iwould be stemming
  2. youwould be stemming
  3. he, she, itwould be stemming
  4. wewould be stemming
  5. youwould be stemming
  6. theywould be stemming

Perfect continuous

Affirmative
  1. Iwould have been stemming
  2. youwould have been stemming
  3. he, she, itwould have been stemming
  4. wewould have been stemming
  5. youwould have been stemming
  6. theywould have been stemming

Imperative

Present

Affirmative
  1. I—
  2. youstem!
  3. he, she, it—
  4. welet's stem!
  5. youstem!
  6. they—
Negative
  1. I—
  2. youdon't stem!
  3. he, she, it—
  4. welet's not stem!
  5. youdon't stem!
  6. they—

Subjunctive

Present

Affirmative
  1. Istem
  2. youstem
  3. he, she, itstem
  4. westem
  5. youstem
  6. theystem

Past

Affirmative
  1. Istemmed
  2. youstemmed
  3. he, she, itstemmed
  4. westemmed
  5. youstemmed
  6. theystemmed

Past perfect

Affirmative
  1. Ihad stemmed
  2. youhad stemmed
  3. he, she, ithad stemmed
  4. wehad stemmed
  5. youhad stemmed
  6. theyhad stemmed

Future

Affirmative
  1. Ishould stem
  2. youshould stem
  3. he, she, itshould stem
  4. weshould stem
  5. youshould stem
  6. theyshould stem

Infinitive

Present

Affirmative
  1. (to) stem

Perfect

Affirmative
  1. (to) have stemmed

Participle

Present

Affirmative
  1. stemming

Past

Affirmative
  1. stemmed