Antonyms for unconvincing

all:

convincing.

not convincing:

persuasive, sure, convincing, believable, reasonable, plausible, cogent, certain, definite.

noun:

incontestable, certain, cogitable, indisputable, disillusioning, probable, unquestionable, disenchanting, conceivable, undeniable, likely, thinkable, supposable, creditable, undoubted, believable, possible, sure, indubitable, Questionless, imaginable.

Paraphrases for Unconvincing:

• Adjective :
  cogent, compelling, conclusive, convincing, credible, disguised, eloquent, feeble, flimsy, forceful, Half-hearted, implausible, impressive, inconclusive, overwhelming, persuasive, plausible, powerful, satisfactory, strong, unsatisfactory, weak.