sonic vs transonic

sonic and transonic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sonic	No	Yes	No	No
transonic	No	Yes	No	No

As adjectives, sonic and transonic are synonyms defined as:

sonic and transonic: (of speed) having or caused by speed approximately equal to that of sound in air at sea level

sonic (adjective)	transonic (adjective)
(of speed) having or caused by speed approximately equal to that of sound in air at sea level	(of speed) having or caused by speed approximately equal to that of sound in air at sea level
relating to audible sound