snigger
131titter — Synonyms and related words: Homeric laughter, be in stitches, belly laugh, boff, boffola, break up, burst into laughter, burst of laughter, burst out, burst out laughing, burst with laughter, bust a gut, cachinnate, cachinnation, cackle, chortle …
132twitter — Synonyms and related words: ado, agitation, anthem, babble, ballad, banterer, bluster, bob, bobbery, bobble, boil, boiling, bother, bounce, brouhaha, bump, bustle, cackle, call, carol, caw, chaffer, chant, chat, chatter, cheep, chip, chipper,… …
