Synonyms for sour

Synonyms (Grouped by Similarity of Meaning) of verb sour

Sense 1:

sour, turn, ferment, work
change state, turn

Sense 2:

sour, acidify, acidulate, acetify
change taste

Similarity of adj sour

6 senses of sour

Sense 1:

sour, rancid
malodorous (vs. fragrant), malodourous, unpleasant-smelling, ill-smelling, stinky

Sense 2:

sour (vs. sweet)
acerb, acerbic, astringentacetose, acetous, vinegary, vinegarishacidic, acid, acidulent, acidulouslemony, lemonlike, sourish, tangy, tartsubacid

Also See: dry#6; soured#1; tasty#1

Sense 3:

sour
tasty (vs. tasteless)

Sense 4:

off, sour, turned
soured (vs. unsoured)

Sense 5:

false, off-key, sour
inharmonious (vs. harmonious), unharmonious

Sense 6:

dark, dour, glowering, glum, moody, morose, saturnine, sour, sullen
ill-natured (vs. good-natured)