join — to bring in contact, connect, or bring or put together: to join hands; to join pages with a staple.
loin — Usually, loins. the part or parts of the human body or of a quadruped animal on either side of the spinal column, between the false ribs and hipbone.
boyne — a river in the E Republic of Ireland, rising in the Bog of Allen and flowing northeast to the Irish Sea: William III of England defeated the deposed James II in a battle (Battle of the Boyne) on its banks in 1690, completing the overthrow of the Stuart cause in Ireland. Length: about 112 km (70 miles)
coin — A coin is a small piece of metal which is used as money.
groin — Anatomy. the fold or hollow on either side of the front of the body where the thigh joins the abdomen.
Two-syllable rhymes
adjoin — If one room, place, or object adjoins another, they are next to each other.
burgoyne — John. 1722–92, British general in the War of American Independence who was forced to surrender at Saratoga (1777)
conjoin — If two or more things conjoin or if you conjoin them, they are united and joined together.