titter
n. அடங்கிய நகைப்பு, உண்ணகைப்பொலி, (வினை) உண்ணகையாடு, அடங்கிய நகைப்பொலி செய்.
Tit"ter, v. t. [imp. & p. p. Tittered; p. pr. & vb. n. Tittering.] Etym: [Probably of imitative origin.] Defn: 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. Tit"ter, n. Defn: A restrained laugh. "There was a titter of . . . delight on his countenance." Coleridge. Tit"ter, v. i. Defn: To seesaw. See Teeter.