malapropism
use of an incorrect word in place of a word with a similar sound, resulting in a nonsensical, often humorous utterance
en-GB/ˈmæleɪˌpɹɒpɪzəm/
en-US/ˈmæləpɹɑˌpɪzəm/
use of an incorrect word in place of a word with a similar sound, resulting in a nonsensical, often humorous utterance