tsetse fly vs tzetze fly

tsetse fly and tzetze fly both are nouns.

Word	Noun	Adjective	Verb	Adverb
tsetse fly	Yes	No	No	No
tzetze fly	Yes	No	No	No

As nouns, tsetse fly and tzetze fly are synonyms defined as:

tsetse fly and tzetze fly: bloodsucking African fly; transmits sleeping sickness etc.

Other synonyms of tsetse fly include glossina, tsetse, tzetze.

tsetse fly (noun)	tzetze fly (noun)
bloodsucking African fly; transmits sleeping sickness etc.	bloodsucking African fly; transmits sleeping sickness etc.