Synonyms for Kapok (same or very similar meaning)
WordNet sense 1 (a plant fiber from the kapok tree; used for stuffing and insulation):
silk cotton, vegetable silk
WordNet sense 2 (massive tropical tree with deep ridges on its massive trunk and bearing large pods of seeds covered with silky floss; source of the silky kapok fiber):
Bombay ceiba, Ceiba pentandra, ceiba tree, God tree, silk-cotton tree, white silk-cotton tree
From the ODE community, based on WordNet
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