Synonyms of rubber-stamp

1 Syllable

stamp, vouch, seal

2 Syllables

vouched, okayed, confirms, echoed, cosign, reechoed, vouching, echoing, confirm, affirm, reecho, affirms

3 Syllables

rubberstamp, certifying, endorsing, affirming, confirming, undersign, certify, certified, affirmed, go-ahead

4 Syllables

validating, authorize, authorizing, validate, validated

5 Syllables

corroborated, notarization, corroborating, corroborate