bareback

• POS: Adjective, Adverb
• HYPHEN: bare=back

CIDE DICTIONARY

bareback, adv. 

 On the bare back of a horse, without using a saddle; as, to ride bareback.  [1913 Webster]

OXFORD DICTIONARY

bareback, adj. & adv. on an unsaddled horse, donkey, etc.

ROGET THESAURUS

bareback

Divestment

N divestment, taking off, nudity, bareness, undress, dishabille, the altogether, nudation, denudation, decortication, depilation, excoriation, desquamation, molting, exfoliation, trichosis, divested, bare, naked, nude, undressed, undraped, denuded, exposed, in dishabille, bald, threadbare, ragged, callow, roofless, in a state of nature, in nature's garb, in the buff, in native buff, in birthday suit, in puris naturalibus, with nothing on, stark naked, stark raving naked, bald as a coot, bare as the back of one's hand, out at elbows, barefoot, bareback, barebacked, leafless, napless, hairless.