brainish vs impetuous

brainish and impetuous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
brainish	No	Yes	No	No
impetuous	No	Yes	No	No

As adjectives, brainish and impetuous are synonyms defined as:

brainish and impetuous: characterized by undue haste and lack of thought or deliberation

Other synonyms of brainish include hotheaded, impulsive, madcap, tearaway.

brainish (adjective)	impetuous (adjective)
characterized by undue haste and lack of thought or deliberation	marked by violent force
	characterized by undue haste and lack of thought or deliberation