noun
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.
この二つの単語は類音で、聞き間違いやすい。
These two words have similar sounds and are easy to mishear.
詩における類音の効果について研究している。
I am researching the effect of assonance in poetry.