phonesthemic

[ foh-nuh s-thee-mik ]
/ ˌfoʊ nəsˈθi mɪk /

adjective Linguistics.

(of a speech sound) shared by a set of echoic or symbolic words, as the sn- of sneer, snarl, snatch, snide, snitch, snoop, etc.

Origin of phonesthemic

phonestheme such a sound or group of sounds (coined by J. R. Firth in 1930; apparently phon- + (a)esth(etic) + -eme) + -ic