Respuesta :
The past participle of the word endorse is endorsed.
The past participle of a verb is a verb ending in ed and it acts as an adjective or adverb.
So to get the past participle of endorse simply add ed.
One thing you should know: A past participle or passive participle ends with -ed.
Therefore, the past participle of endorse is endorsed.
Therefore, the past participle of endorse is endorsed.