heartburning

• POS: Noun
• HYPHEN: heart=burn=ing

CIDE DICTIONARY

heartburning, a. 

 Causing discontent.  [1913 Webster]

heartburning, n. 

•  Same as Heartburn.  [1913 Webster]
•  Discontent; secret enmity.  Swift.  [1913 Webster]

  "The transaction did not fail to leave heartburnings."  [1913 Webster]

ROGET THESAURUS

heartburning

Regret

N regret, repining, homesickness, nostalgia, mal du pays, maladie, lamentation, penitence, bitterness, heartburning, recrimination (accusation), laudator temporis acti, regretting, regretful, homesick, regretted, much to be regretted, regrettable, lamentable, regrettably, unfortunately, most unfortunately, Int, alas!, what a pity!, hang it!, 'tis pity, 'tis too true, sigh'd and look'd and sigh'd again, I'm sorry.

Enmity

N enmity, hostility, unfriendliness, discord, bitterness, rancor, alienation, estrangement, dislike, hate, heartburning, animosity, malevolence, inimical, unfriendly, hostile, at enmity, at variance, at daggers drawn, at open war with, up in arms against, in bad odor with, on bad terms, not on speaking terms, cool, cold, cold hearted, estranged, alienated, disaffected, irreconcilable.