SIBILANTLY
Scrabble letter values: S1I1B3I1L1A1N1T1L1Y4 = 15
Definition
SIBILANTLY is the adverb form of SIBILANT.
adjective SIBILANT: of speech sounds produced by forcing air through a constricted passage (as `f', `s', `z', or `th' in both `thin' and `then').
Synonyms of SIBILANT: fricative, continuant, spirant, strident