11
satisfactory
10
sufficient(adjective, strong, perfect, adequate, enough)
8
abundant
7
enough(adjective, adverb)
7
perfect
6
ample
6
flawless
5
adequate
5
smart
5
excessive
5
plentiful
4
bountiful
4
overflowing
4
whole(adjective, part, perfect, unbroken)
3
bounteous
3
abounding
3
acceptable
3
complete(adjective, total, indefinite, lacking, partial)
3
copious
3
entire
<12345…10>
11 years ago|5.2k views|share |citing 
APASmart Define. (2015). deficient thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deficient/thesaurus/antonyms
ChicagoSmart Define. 2015. "deficient thesaurus" https://smartdefine.org/deficient/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, deficient thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deficient/thesaurus/antonyms>.
MLASmart Define. "deficient thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/deficient/thesaurus/antonyms>