What is another word for "heartburning"?

Roget's Thesaurus (1911) lists these synonyms for "heartburning": accusation, aching, again, against, alas, alienate, alienation, and, animosity, arms, bad, bear, behind, bewail, bitterness, but, cast, cold, cool, day, deplore, disaffected, discontent, discord, dislike, drawn, enmity, estrange, estrangement, fall, friendly, hang, harden, hate, have, heart, hearted, hold, homesick, hostile.