Synonyms for Flannel (same or very similar meaning)
WordNet sense 1 (bath linen consisting of a piece of cloth used to wash the face and body):
washcloth, washrag, face cloth
WordNet sense 2 ((usually in the plural) trousers made of flannel or gabardine or tweed or white cloth):
gabardine, tweed, white
WordNet sense 3 (a soft light woolen fabric; used for clothing):
flannel fabric
From the ODE community, based on WordNet
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