Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun titter

1 sense of titter

Sense 1
titter -- (a nervous restrained laugh)
       => laugh, laughter -- (the sound of laughing)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb titter

1 sense of titter

Sense 1
giggle, titter -- (laugh nervously; "The girls giggled when the rock star came into the classroom")
       => laugh, express joy, express mirth -- (produce laughter)