personal manner vs conduct

personal manner and conduct both are nouns.

Word	Noun	Adjective	Verb	Adverb
personal manner	Yes	No	No	No
conduct	Yes	No	Yes	No

As nouns, conduct is a hypernym of personal manner; that is, conduct is a word with a broader meaning than personal manner:

personal manner: a way of acting or behaving
conduct: (behavioral attributes) the way a person behaves toward other people

Other hypernyms of personal manner include behavior, behaviour, demeanor, demeanour, deportment.

personal manner (noun)	conduct (noun)
a way of acting or behaving	manner of acting or controlling yourself
	(behavioral attributes) the way a person behaves toward other people

personal manner (verb)	conduct (verb)
	behave in a certain manner; show a certain behavior; conduct or comport oneself
	lead, as in the performance of a composition
	lead musicians in the performance of
	transmit or serve as the medium for transmission
	take somebody somewhere
	direct the course of; manage or control