noun
heteronym
Linguistics term for words that share the same spelling but have different pronunciations and meanings, such as English 'lead' (metal) vs. 'lead' (to guide).
英語の「read」は現在形と過去形で同形異音語になる。
The English word 'read' is a heteronym in its present and past tense forms.
Compound of 同形 (same form), 異音 (different sound), and 語 (word). A modern linguistic calque from English 'heteronym'.