Webster’s Revised Unabridged Dictionary · 1913
Compeer
Com·peer′ (kŏm·pēr′), [OE. comper, through French fr. L. compar; com- + par equal. See Peer an equal, and cf. 1st Compare.] An equal, as in rank, age, prowess, etc.; a companion; a comrade; a mate.
And him thus answer'd soon his bold compeer. Milton.
His compeer in arms. Ford.
Com·peer′, v. t. To be equal with; to match. [R.]
In my rights, By me invested, he compeers the best. Shak.
Com·peer′, Com·peir′ (kŏm·pēr′), v. i. See Compear.