Insufficient

easyNegative tone

in-suh-FISH-unt

adjective

Definition

Not enough; inadequate

Memory hook

IN-SUFFICIENT: NOT SUFFICIENT — not enough to meet the need.

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Word roots

innot(Latin)
sufficereto be enough(Latin)

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Examples

The evidence was insufficient to convict the defendant.
Insufficient funding caused the project to be delayed.

Test yourself

Fill in the blank with the right word:

The evidence was ______ to convict the defendant.
Show answer

insufficient

Synonyms

Antonyms

sufficientampleabundantadequate

Categories

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GRE Tip

Insufficient is a easy-difficulty GRE word. On the GRE, you might see it paired with synonyms like "inadequate" or "deficient" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "sufficient".

Read: How to Memorize GRE Words That Actually Stick

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