G2072–ἔσοπτρον–esoptron

And we seen now bi a myrour in derknesse, but thanne face to face; now Y knowe of parti, but thanne Y schal knowe, as Y am knowun.

ἐσόπτρου esoptrou “a glass”

For if ony man is an herere of the word, and not a doere, this schal be licned to a man that biholdith the cheer of his birthe in a mirour;

ἐσόπτρῳ· esoptrō “a mirror;”