The word "in-nominate" means unnamed or unappointed, and its antonyms are many. Some of the most common antonyms include named, appointed, designated, identified, specified, and titled. Other antonyms for "in-nominate" include known, recognized, confirmed, established, official, and agreed upon. In-nominate implies a lack of formal recognition, so antonyms such as certified or accredited may also be used. In-nominate can also be synonymous with anonymous or obscure, so antonyms such as known, public, or popular may also apply. Ultimately, the antonym for "in-nominate" depends on the context in which it is used.