noun
Dialectal (Kantō) noun derived from the verb やっかむ. Carries a colloquial, slightly rough feel compared to standard 嫉妬 (しっと).
See also: やっかむ
あいつの成功は、ただのやっかみだよ。
His success is just plain envy.
やっかみでそんなこと言うな。
Don't say that out of jealousy.
Derived from the verb やっかむ (to envy). The exact origin of やっかむ is uncertain, but it is associated with Kantō dialect.