Dict: strongs - bitterly

Strongs:

H4751 @ מרה מר mar mârâh {mar} maw-raw' From H4843; bitter (literally or figuratively); also (as noun) {bitterness} or (adverbially) bitterly: - + {angry} bitter ({-ly} {-ness}) {chafed} {discontented} X {great} heavy.

H779 @ ארר 'ârar aw-rar' A primitive root; to execrate: - X bitterly curse.

G4090 @ πικρῶς pikrōs pik-roce' Adverb from G4089; bitterly that is (figuratively) violently: - bitterly.