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Synonyms for Waste (same or very similar meaning)

WordNet sense 1 (any materials unused and rejected as worthless or unwanted):
waste material, waste matter, waste product

WordNet sense 2 (an uninhabited wilderness that is worthless for cultivation):
barren, wasteland

WordNet sense 3 (the trait of wasting resources):
wastefulness, thriftlessness

WordNet sense 4 (spend thoughtlessly; throw away):
blow, squander

WordNet sense 5 (run off as waste):
run off

WordNet sense 6 (get rid of (someone who may be a threat) by killing):
liquidate, neutralize, neutralise, knock off, do in

WordNet sense 7 (located in a dismal or remote area; desolate):
desert, godforsaken, wild, desert

WordNet sense 8 (unfavorable to life or growth):

WordNet sense 9 ((law) reduction in the value of an estate caused by act or neglect):
permissive waste

WordNet sense 10 (spend extravagantly):
consume, ware

WordNet sense 11 (useless or profitless activity; using or expending or consuming thoughtlessly or carelessly):

WordNet sense 12 (lose vigor, health, or flesh, as through grief):
languish, pine away

WordNet sense 13 (cause to grow thin or weak):
emaciate, macerate

WordNet sense 14 (devastate or ravage):
desolate, devastate, ravage, scourge, desolate, lay waste to

WordNet sense 15 (waste away):

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