acridly, pungently, caustically, sharply
sarcastically, caustically, bitingly, sharply, acidly
acrimoniously, bitterly, sardonically, caustically
Он ответил едко и с усмешкой.
He replied caustically and with a smirk.
Критик написал едко о новом фильме.
The critic wrote caustically about the new film.
