Noun

• S: (n) subscriber, endorser, indorser, ratifier (someone who expresses strong approval)
• S: (n) endorser, indorser (a person who transfers his ownership interest in something by signing a check or negotiable security)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) signer, signatory (someone who signs and is bound by a document)
• S: (n) cosigner, cosignatory (one of two or more signers of the same document (as a treaty or declaration))
• S: (n) cosigner (a signer in addition to the principal signer (to verify the authenticity of the principal signature or to provide surety))
• S: (n) abhorrer (a signer of a 1679 address to Charles II in which those who petitioned for the reconvening of parliament were condemned and abhorred)
• S: (n) endorser, indorser (a person who transfers his ownership interest in something by signing a check or negotiable security)
• S: (n) witness, attestant, attestor, attestator ((law) a person who attests to the genuineness of a document or signature by adding their own signature)
• derivationally related form
• W: (v) endorse [Related to: endorser] (sign as evidence of legal transfer) "endorse cheques"
• W: (v) indorse [Related to: indorser] (sign as evidence of legal transfer) "endorse cheques"