Heartbreak \Heart"break`\ (-br[=a]k`), n. Crushing sorrow or grief; a yielding to such grief. --Shak. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

27 Moby Thesaurus words for "heartbreak": aching heart, affliction, agonizingness, agony, anguish, bale, bleeding heart, broken heart, brokenheartedness, care, desolateness, desolation, dole, excruciatingness, excruciation, grief, heartache, heartbrokenness, heartsickness, heartsoreness, regret, rue, torment, tormentingness, torture, torturousness, woe

Source: Moby Thesaurus II by Grady Ward, 1.0
 

heartbreak

Source: WordNet (r) 2.0
 

Heartbreak \Heart"break`\, n. Crushing sorrow or grief; a yielding to such grief. --Shak.

Source: Webster's Revised Unabridged Dictionary (1913)