Found 2 items, similar to assibilate.
English → English (WordNet) Definition: assibilate assibilate v 1: insert a sibilant sound before or after (another sound) 2: change into a sibilant; "In the syllable /si/, the /s/ sibilates in Japanese"
English → English (gcide) Definition: Assibilate Assibilate \As*sib"i*late\, v. t. [L. assibilatus, p. p. of assibilare to hiss out; ad + sibilare to hiss.] To make sibilant; to change to a sibilant. --J. Peile. [1913 Webster]