What are the opposite words for in sufficiency?

The term insufficiency refers to a lack or inadequacy of something. There are several antonyms for this term that can be used to signify the opposite meaning. Abundance is one term that can be used to describe a state of plenty or sufficiency. Adequacy is another antonym, which means to have enough of something to meet one's needs. Completeness is yet another antonym that can be used to imply that something is whole, comprehensive, and not lacking. Other antonyms for insufficiency include plenitude, plenty, sufficiency, and satisfaction, all of which imply a sense of fullness or completeness.

Antonym of the day

leading the way
abandon, follow, misguide.