say it: uh-FEKT
affect is a verb and noun meaning "have an effect upon". It carries 6 recorded senses.
make believe with the intent to deceive
“He feigned that he was ill”
“He shammed a headache”
the conscious subjective aspect of feeling or emotion
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for affect 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.