What are the opposite words for insufficiency?

The word "insufficiency" refers to a lack of something or inadequacy. In contrast, its antonyms express the opposite meaning. Abundance, proficiency, excess, surplus, adequacy, and plenty are some of the antonyms for "insufficiency." Abundance suggests a copious amount of something, while proficiency refers to the level of expertise. Similarly, excess implies having more than what is necessary, and surplus refers to an additional amount. Adequacy refers to the sufficiency of something in relation to its requirements, and plenty signifies an ample amount of something. By using such antonyms, one can communicate the opposite of insufficiency, emphasizing the sufficiency and richness of something.

Antonym of the day

getting way
approve, begin, go.