slanted vs one-sided

slanted and one-sided both are adjectives.

Word	Noun	Adjective	Verb	Adverb
slanted	No	Yes	No	No
one-sided	No	Yes	No	No

As adjectives, slanted and one-sided are synonyms defined as:

Other synonyms of slanted include biased, colored, coloured.

slanted (adjective)	one-sided (adjective)
having an oblique or slanted direction	not reversible or capable of having either side out
favoring one person or side over another	involving only one part or side
	favoring one person or side over another