Whereas the MCU model of Clint Barton is not deaf, lots of the iterations of his character within the comics present him shedding his listening to in a method or one other. In some variations, Clint’s listening to begins to dissipate because of the abuse he suffered as a toddler, whereas in a miniseries from 1983, the bow-wielding hero turns into largely deaf following a faceoff with Crossfire.
The villain was making an attempt to wreak havoc among the many heroes with a supersonic arrow, just for Hawkeye to counter it with considered one of his personal. The explosion from the collision resulted in Hawkeye turning into largely deaf, and even after he heals, he is attacked by one other villain, the Clown, who stabs him within the ears with arrows.
Hawkeye’s canonical deafness has largely been erased from his narrative within the MCU, nevertheless it seems as if Marvel is trying to rectify that within the new sequence.
https://www.distractify.com/p/hawkeye-hearing-aids | Early Pictures From ‘Hawkeye’ Present Clint Barton With Listening to Aids