say it: in-suh-FISH-uhnt
insufficient is an adjective meaning "of a quantity not able to fulfill a need or requirement". It carries one recorded sense.
of a quantity not able to fulfill a need or requirement
“insufficient funds”
Definitions, synonyms and semantic relations for insufficient come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.