Nouns

(n)saddle horse, riding horse, mounta lightweight horse kept for riding only
(n)climb, mountthe act of climbing something“it was a difficult climb to the top”
(n)mountain, mounta land mass that projects well above its surroundings; higher than a hill
(n)mount, settinga 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”
(n)backing, mountsomething forming a back that is added for strengthening

Verbs

(v)mountattach to a support“They mounted the aerator on a floating”
(v)wax, mount, climb, risego up or advance“Sales were climbing after prices were lowered”
(v)mountfix onto a backing, setting, or support“mount slides for macroscopic analysis”
(v)mountput up or launch“mount a campaign against pornography”
(v)hop on, mount, mount up, get on, jump on, climb on, bestrideget up on the back of“mount a horse”
(v)climb, climb up, mount, go up, ascendgo upward with gradual or continuous progress“Did you ever climb up the hill behind your house?”
(v)mount, put onprepare and supply with the necessary equipment for execution or performance“mount a theater production”, “mount an attack”, “mount a play”
(v)ride, mountcopulate with“The bull was riding the cow”