baleful vs sinister

baleful and sinister both are adjectives.

Word	Noun	Adjective	Verb	Adverb
baleful	No	Yes	No	No
sinister	No	Yes	No	No

As adjectives, baleful and sinister are synonyms defined as:

baleful and sinister: threatening or foreshadowing evil or tragic developments

Other synonyms of baleful include forbidding, menacing, minacious, minatory, ominous, threatening.

baleful (adjective)	sinister (adjective)
threatening or foreshadowing evil or tragic developments	threatening or foreshadowing evil or tragic developments
deadly or sinister	stemming from evil characteristics or forces; wicked or dishonorable
	on or starting from the wearer's left