There are 2 3-letter words that end with 'rn'.
ern | urn | |||
Note: These 2 3-letter words that end with 'rn' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with orn, ern, urn, arn, irn.
3-letter words end with 'rn' (2)