- brainish
- adjectivecharacterized by undue haste and lack of thought or deliberation-
a hotheaded decision
-liable to such impulsive acts as hugging strangers
-an impetuous display of spending and gambling
-madcap escapades
(`brainish' is archaic)• Similar to: ↑incautious• Derivationally related forms: ↑impetuousness (for: ↑impetuous), ↑impetuosity (for: ↑impetuous), ↑impulsiveness (for: ↑impulsive)• Usage Domain: ↑archaism, ↑archaicism
Useful english dictionary. 2012.