Related formsde·cid·ed·ly, adverb
de·cid·ed·ness, noun
pre·de·cid·ed, adjective
well-de·cid·ed, adjective
Synonyms
1. undeniable, indisputable, positive, certain, pronounced, definite, sure, indubitable. 2. resolved, unhesitating, unwavering.
Antonyms
1, 2. uncertain.