ear-piercing

sweet-sounding; beautiful (of sound)

with one's own ears

(loanword) joule

to intentionally reinterpret a spoken expression as if one had misheard it, for the sake of humor (often, it is a phrase in a foreign language twisted into a similar-sounding phrase in one's native language with a completely different meaning) (orthographic borrowing from Japanese 空耳 "soramimi")