Definition of "Adhere" :

verb: follow through or carry out a plan without deviation

"They adhered to their plan."

verb: come or be in close contact with; stick or hold together and resist separation

verb: stick to firmly

"Will this wallpaper adhere to the wall?."

verb: be loyal to

verb: be a devoted follower or supporter

"The residents of this village adhered to Catholicism."

verb: be compatible or in accordance with

"You must adhere to the rules."