This is the 14839th most frequent Russian word.
повесить
To hang.
Here, 'повесить' means to physically suspend an object (the painting) on a surface (the wall).
Я решил повесить картину на стену.
I decided to hang the painting on the wall.
In this sentence, 'повесить' is used in an idiomatic context, referring to ending a phone call by placing the receiver back on its holder.
Он захотел повесить телефонную трубку после разговора.
He wanted to hang up the phone receiver after the conversation.
In this instance, 'повесить' denotes the action of placing an item (keys) onto a surface designed for hanging, such as a hook in a cabinet.