aider

transitive verb

1. : to be of use aided in the commission of the crime

   : to be of use aided in the commission of the crime

noun

1. : an act of aiding render aid to the principal

2. : help given; especially : tangible means of assistance (as money or supplies) aid to the disabled giving aid and comfort to the enemy : tangible means of assistance (as money or supplies) aid to the disabled giving aid and comfort to the enemy