acetphenetidin vs acetophenetidin

acetphenetidin and acetophenetidin both are nouns.

Word	Noun	Adjective	Verb	Adverb
acetphenetidin	Yes	No	No	No
acetophenetidin	Yes	No	No	No

As nouns, acetphenetidin and acetophenetidin are synonyms defined as:

acetphenetidin and acetophenetidin: a white crystalline compound used as an analgesic and also as an antipyretic

Other synonyms of acetphenetidin include phenacetin.

acetphenetidin (noun)	acetophenetidin (noun)
a white crystalline compound used as an analgesic and also as an antipyretic	a white crystalline compound used as an analgesic and also as an antipyretic