Endows (with) is a verb that means to provide someone with something, usually money or property. The crossword solution for endows (with) is VESTS, which is a five-letter word. VESTS are articles of clothing that cover the upper body and are typically worn over a shirt or blouse. They can also be used to refer to the vesting of power or authority in someone. In this context, it means to give someone the right to do something or to have control over something.