Synonyms for Nappy (same or very similar meaning)
WordNet sense 1 (garment consisting of a folded cloth drawn up between the legs and fastened at the waist; worn by infants to catch excrement):
diaper, napkin
WordNet sense 2 (of hair in small tight curls):
crisp, frizzly, frizzy
WordNet sense 3 ((of hair) having curls or waves):
curly
From the ODE community, based on WordNet
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