Reverse Dictionary: ACUTE

ADJECTIVES
1785 PARLISH → PARLOUS ​acute, clever, shrewd; bold, dashing → Eng. dial. 
1966 FILTHY extreme, acute → Amer. dial. 


ADVERBS
1400 SUBTILELY with acuteness or perspicacity → obs. 


NOUNS
1386 SUBTILTY acuteness; penetration; perspicacity → obs. 
1388 SUBTILITY acuteness, perspicacity, subtlety