valid (adjective) valid: right, genuine
Sinonime: accurate, attested,
authentic,
authoritative,
binding,
bona fide,
cogent,
compelling,
conclusive,
confirmed,
convincing,
credible, determinative,
efficacious,
efficient,
good, in force,
irrefutable,
just,
kosher*, lawful,
legal,
legit,
legitimate,
logical,
official,
original,
persuasive,
potent,
powerful, proven,
pure,
solid,
sound,
stringent,
strong,
substantial,
telling,
tested,
true,
trustworthy,
ultimate,
unadulterated, unanswerable, uncorrupted, weighty, well-founded, well-grounded
Antonime: invalid,
unacceptable,
unreal, unsound,
wrong