caustic (answer, criticism, chemistry)

schnippig (a) (answer)

kratzbürstig (a) (answer)

beißend (a) (criticism)

bissig (a) (criticism)

gallig (a) (criticism)

sauer (a) (criticism)

kaustisch (a) (chemistry)

acariâtre (a) (criticism)

mordant (a) (answer)

caustique (a) (answer)

caustique (a) (criticism)

caustique (a) (chemistry)

amer (a) [m.] (criticism)

acerbe (a) (answer)

acerbe (a) (criticism)

acrimonieux (a) (answer)

virulent (a) (answer)

secco (a) (answer)

brusco (a) (answer)

caustico (a) (criticism)

caustico (a) (chemistry)

amaro (a) [m.] (criticism)

acido (a) [m.] (criticism)

tagliente (a) (criticism)

pungente (a) (answer)

mordace (a) (answer)

mordaz (a) (answer)

cáustico (a) (answer)

cáustico (a) (criticism)

cáustico (a) (chemistry)

amargo (a) (criticism)

ácido (a) [m.] (criticism)

cortante (a) (criticism)

acerbo (a) (answer)

virulento (a) (answer)

hard (a) (criticism)

bijtend (a) (criticism)

bijtend (a) (chemistry)

scherp (a) (criticism)

bitter (a) [m.] (criticism)

wrang (a) (criticism)

kattig (a) (answer)

vinnig (a) (answer)

snibbig (a) (answer)

skarp (a) (criticism)

bitande (a) (answer)

bitande (a) (criticism)

svidande (a) (criticism)

bitter (a) (criticism)

giftig (a) (answer)

kaustik (a) (chemistry)

småelak (a) (answer)

áspero (a) (criticism)

mordaz (a) (answer)

mordaz (a) (criticism)

cáustico (a) (answer)

cáustico (a) (criticism)

cáustico (a) (chemistry)

constrangedor (a) (criticism)

amargo (a) [m.] (criticism)

atravessado (informal) (a) (answer)