borzoi

n type of large dog with long hair and a silky coat; Russian wolfhound 俄国狼狗（有丝光长毛的一种大狗）.

border on, borderer, borderland, borderline, bore, boredom, boric, boring, born, born of, born-again, borne, boron, borough, borrow, borrower, borrowing, borrowings, Borstal, bortsch (also borsch), bos'n, bosh, bosom, bosom friend, bosomy, boss, boss-eyed, boss-man, boss-shot, bossily, bossiness, bossy, botanical, botanist, botanize, -ise, botany, botch, botch (also botch-up), botcher, both,