haphazard vs careless

haphazard and careless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
haphazard	No	Yes	No	Yes
careless	No	Yes	No	No

haphazard (adjective)	careless (adjective)
marked by great carelessness	marked by lack of attention or consideration or forethought or thoroughness; not careful
dependent upon or characterized by chance	effortless and unstudied
	(usually followed by `of') without due thought or consideration

haphazard (adverb)	careless (adverb)
without care; in a slapdash manner