acerb

adj. acerbic, sour, bitter

Adjective
1. sour or bitter in taste
(synonym) acerbic, astringent, sharp
(similar) sour
2. harsh or corrosive in tone; "an acerbic tone piercing otherwise flowery prose"; "a barrage of acid comments"; "her acrid remarks make her many enemies"; "bitter words"; "blistering criticism"; "caustic jokes about political assassination, talk-show hosts and medical ethics"; "a sulfurous denunciation"
(synonym) acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, venomous, virulent, vitriolic
(similar) unpleasant

(a.)
Sour, bitter, and harsh to the taste, as unripe fruit; sharp and harsh.
  

bitter
(aspru) = harsh
(înţepător) = biting
(înţepător) = poignant
(înţepător) = sharp
(înţepător) = cutting

ACERBO. ASPRO. ACRE