similar sound; assonance; diaphone
Linguistic term for sounds that are similar or related. 'Diaphone' is a technical phonetics term; 'assonance' refers to resemblance of vowel sounds in poetry or prose. In general contexts, it simply means a similar sound.
These two words have similar sounds and are easy to mishear.
I am researching the effect of assonance in poetry.
similar-sounding words; homophones; paronyms
Compound of 類 (るい, 'kind, type') and 音 (おん, 'sound'). The exact historical derivation is uncertain; it is a Sino-Japanese word used in linguistic contexts.