[1] : The Collaborative International Dictionary of English v.0.48

unappeasable \unappeasable\
   see appeasable.
see also:
appeasable 

[2] : WordNet (r) 2.0

unappeasable
     adj : not to be placated or appeased or moved by entreaty; "grim
           determination"; "grim necessity"; "russia's final hour,
           it seemed, approached with inexorable certainty";
           "relentless persecution"; "the stern demands of
           parenthood" syn: grim, inexorable, relentless, stern,
            unforgiving, unrelenting
see also:
grim inexorable relentless stern unforgiving unrelenting 

[3] : Moby Thesaurus II by Grady Ward, 1.0

62 moby thesaurus words for "unappeasable":
   a hog for, acquisitive, all-devouring, avaricious, avenging, avid,
   bottomless, coveting, covetous, devouring, esurient, gluttonous,
   gobbling, grabby, grasping, greedy, grudgeful, hoggish, implacable,
   insatiable, insatiate, irreconcilable, limitless, mercenary,
   merciless, miserly, money-hungry, money-mad, mortal, omnivorous,
   overgreedy, piggish, punitive, punitory, quenchless, rancorous,
   rapacious, ravening, ravenous, relentless, retaliatory, revanchist,
   revengeful, ruthless, slakeless, sordid, swinish, unappeased,
   unflinching, unquenchable, unrelenting, unsated, unsatisfiable,
   unsatisfied, unslakeable, unslaked, unyielding, venal, vengeful,
   vindicatory, vindictive, voracious

Unappeasable >> U Words
Unappeasable, definition of term: Unappeasable
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