Dicionário

Titter

Webster's Dictionary 1913

Tit″ter (?), v. t. [imp. & p. p.Tittered (?); p. pr. & vb. n.Tittering.] To laugh with the tongue striking against the root of the upper teeth; to laugh with restraint, or without much noise; to giggle.

A group of tittering pages ran before. Longfellow.