From The Collaborative International Dictionary of English v.0.44 [gcide]:
From WordNet (r) 2.0 [wn]:
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
21 Moby Thesaurus words for "pains": assiduity, assiduousness, diligence, effort, elbow grease, endeavor, energy, exertion, hard pull, industriousness, industry, long pull, might and main, muscle, nerve and sinew, painstaking, painstakingness, sedulousness, thoroughgoingness, thoroughness, trouble
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