making valid (verb) approve: allow, authorize
Sinonime: allowed, clear,
exempt, favored, free, hardened to, insusceptible,
irresponsible, licensed, not affected, not liable, not subject, privileged,
protected,
resistant,
safe,
unaffected, unanswerable, unliable, unsusceptible
Antonime: susceptible, unguarded, unprotected,
vulnerable