kedlock
nounEtymology From Middle English ketlok, from Old English cedelc (“mercury (herb)”).
1
Dialectal Synonym of charlock (Rhampospermum arvense, syns. Sinapis arvensis, etc.)
2
Dialectal white mustard (Sinapis alba)
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.