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 "supplementation": accession, addition, adjunct, adjunction, affixation, agglutination, annexation, attachment, augmentation, increase, joining, junction, juxtaposition, prefixation, reinforcement, suffixation, superaddition, superfetation, superjunction, superposition, uniting
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