spirantize

[ spahy-ruh n-tahyz ]
/ ˈspaɪ rənˌtaɪz /

verb (used with object), spi·rant·ized, spi·rant·iz·ing. Phonetics.

to change into or pronounce as a spirant.
Also especially British, spi·rant·ise.

Origin of spirantize

First recorded in 1895–1900; spirant + -ize

OTHER WORDS FROM spirantize

spi·rant·i·za·tion, noun