-acity

WordReference Random House Learner's Dictionary of American English © 2026

-acity, 

1. suffix. -acity is attached to some roots to form nouns, with the meaning "tendency toward;
   abundance in:''
   tenacity (from ten- "hold on''  + -acity) = tendency toward holding on.

WordReference Random House Unabridged Dictionary of American English © 2026

-acity, 

1. a complex noun suffix meaning "quality of '' or "abounding in the characteristic of,'' appearing in loanwords from Latin:
   tenacity.

• Middle English -acite Latin -ācitāt- (stem of -ācitās). See -acious, -ity