Synonyms of positive in English:

positive


See definition of positive

adjective

1‘I am confident of getting a positive response from the commission’

SYNONYMS
affirmative, favourable, approving, in the affirmative, good, constructive, enthusiastic, supportive, reassuring, encouraging, corroborative
ANTONYMS

negative

2‘the results of the blood test were positive’

SYNONYMS
showing a reaction, affirmative
ANTONYMS

negative

3‘do something positive about your problems’

SYNONYMS
constructive, practical, useful, pragmatic, productive, helpful, worthwhile, beneficial, effective, efficacious

4‘she seems a lot more positive these days’

SYNONYMS
optimistic, hopeful, confident, forward-looking, cheerful, sanguine, buoyant, assured
informal upbeat
ANTONYMS

pessimistic

5‘in spite of these positive signs, economists are not predicting a recovery’

SYNONYMS
favourable, good, pleasing, welcome, promising, encouraging, heartening, propitious, auspicious
ANTONYMS

negative

6‘positive proof of identification must be produced’

SYNONYMS
definite, conclusive, certain, categorical, unequivocal, incontrovertible, indisputable, undeniable, incontestable, unmistakable, unambiguous, indubitable, unquestionable, irrefutable, beyond question, beyond a doubt, absolute, reliable, persuasive, convincing, concrete, tangible, clear, clear-cut, precise, direct, explicit, express, firm, decisive, real, actual
informal as sure as eggs is eggs
ANTONYMS

doubtful, disputable

7‘I am positive that he's not coming back’

SYNONYMS
certain, sure, convinced, confident, satisfied, free from doubt, assured, persuaded
ANTONYMS

uncertain, unsure

8‘the journey was a positive nightmare’

SYNONYMS
utter, complete, sheer, absolute, real, total, perfect, out-and-out, pure, outright, thoroughgoing, thorough, downright, unmitigated, unqualified, consummate, veritable, rank, unalloyed
British informal right, bloody
Australian, New Zealand informal fair