Synonyms and Antonyms for
valid
1. valid (adj.)
well grounded in logic or truth or having legal force
Synonyms:
sound
sensible
well-grounded
reasoned
binding
legal
effectual
legitimate
reasonable
validated
logical
Antonyms:
illegitimate
unreasonable
invalid
2. valid (adj.)
still legally acceptable
Synonyms:
unexpired
Antonyms:
expired
