mount

a land mass that projects well above its surroundings; higher than a hill

a mounting consisting of a piece of metal (as in a ring or other jewelry) that holds a gem in place

“the diamond was in a plain gold mount”

attach to a support

“They mounted the aerator on a floating”

fix onto a backing, setting, or support

“mount slides for macroscopic analysis”

put up or launch

“mount a campaign against pornography”

go upward with gradual or continuous progress

copulate with

go up or advance

the act of climbing something

get up on the back of

“mount a horse”

something forming a back that is added for strengthening

a lightweight horse kept for riding only