accent; pronunciation; dialectal sound
Rare, technical term for a regional or non-standard pronunciation; often used in linguistic or historical contexts. Modern Japanese more commonly uses 訛り (なまり) for dialectal accent.
The accent of this region preserves features of old Japanese.
言語学の論文で「訛音」という用語を見かけた。
I came across the term 訛音 in a linguistics paper.