Synonyms for sibilant

Noun

1. sibilant, sibilant consonant, consonant

usage: a consonant characterized by a hissing sound (like s or sh)

Adjective

1. fricative, sibilant, spirant, soft (vs. hard)

usage: of speech sounds produced by forcing air through a constricted passage (as `f', `s', `z', or `th' in both `thin' and `then')