Synonyms for Sinuate (same or very similar meaning)
WordNet sense 1 (curved or curving in and out):
sinuous, wiggly
WordNet sense 2 (having or marked by a curve or smoothly rounded bend):
curved, curving
WordNet sense 3 (of the margin of a leaf shape; not broken up into teeth):
smooth
From the ODE community, based on WordNet
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