Synonyms of endorse in English:

endorse


See definition of endorse

verb

1‘they fully endorse a general trade agreement’

SYNONYMS
support, back, approve, approve of, be in agreement with, favour
recommend, advocate, champion
subscribe to, uphold, affirm, confirm, authorize, authenticate, ratify, sanction, warrant
informal throw one's weight behind, stick up for
ANTONYMS

oppose

2‘the cheque should be endorsed and sent to the third party’

SYNONYMS
countersign, sign on the back, initial, autograph, put one's mark on, inscribe, superscribe
witness, validate
archaic underwrite, side-sign
rare chirographate