同どう形けい異い音おん語ご

• 同どう音おん異い義ぎ語ご

  同音異義語 are homophones (same sound, different meaning), while 同形異音語 are heteronyms (same spelling, different sound and meaning).

• 同どう綴てつ異い義ぎ語ご

  同綴異義語 are homographs (same spelling, different meaning), which may or may not differ in pronunciation; 同形異音語 specifically differ in pronunciation.

Compound of 同形 (same form), 異音 (different sound), and 語 (word). A modern linguistic calque from English 'heteronym'.