undercommunication
nounEtymology From under- + communication.
1
Too little communication.
- Where communication is concerned, both overcommunication and undercommunication are undesirable. […] Undercommunication leads to no understanding or a misunderstanding on the receiver's part.2022, William Singleton, Musings on Leadership: It's for Everyone and Everywhere in Life, PQA United, →ISBN, page 118: