Obs. Also -iner, -yner. [OE. copenere, agent-n. from *copenian, ME. copnien: see above.] A paramour.
c. 897. K. Ælfred, Gregorys Past., lii. Hwæt ðu ðonne eart forleʓen wið maniʓne copenere.
a. 1250. Owl & Night., 1340. Bet luvien hire oȝene were, Thane awet hire copenere.
c. 1290. S. Eng. Leg., I. 324/58. Is i-go with hire copiner.
c. 1320. Seuyn Sag. (W.), 2258. The pie saide, Bi God Almight! The copiner was her to-night, And hath i-don the mochel sschame.
1387. Trevisa, Higden (Rolls), II. 199. Þat woman þat bare tweie children oon liche to hire housbonde, and þe oþere to þe copenere [adultero].