Main entry: clear-thinking, clearheaded
Definition: not mentally confused; able to think clearly and act intelligently
Antonyms: confused
Definition: mentally confused; unable to think with clarity or act intelligently
Antonyms: bounce
Definition: come back after being refused
Antonyms: unclear
Definition: not clear to the mind
Antonyms: opaque
Definition: not transmitting or reflecting light or radiant energy; impenetrable to sight
Antonyms: cloudy
Definition: full of or covered with clouds