1) Adopted in order to deceive 2) Alleged or asserted 3) Assumed 4) Counterfeit 5) False 6) Feigned 7) Fictitious 8) Fictive 9) Imitative 10) Not sincere 11) Put on 12) Reputed 13) Sham Found on https://www.crosswordclues.com/clue/pretended
Pre·tend'ed adjective Making a false appearance; unreal; false; as, pretended friend. -- Pre*tend'ed*ly , adverb Found on http://www.encyclo.co.uk/webster/P/157
insincerely or falsely professed: a pretended interest in art. · feigned, fictitious, or counterfeit: His pretended wealth was proved to be nonexistent. · alleged or asserted; reputed. Found on https://www.infoplease.com/dictionary/pretended