Ichidan verb, Transitive verb
to put on (another's shoes by mistake); to put (shoes) on the wrong feet
これらの回答は、原因と結果をはき違えている。These answers confuse cause with consequence. to mistake (one thing for another); to confuse; to have a mistaken idea of; to misunderstand
Also written はき違える【はきちがえる】、穿き違える【はきちがえる】