rime riche \rēmˈrēsh\noun (pluralrimes riches \“\) Etymology: French, literally, rich rhyme : a rhyme produced by agreement in sound not only of the last accented vowel and any succeeding sounds but also of the consonant preceding this rhyming vowel < in English, church spire and aspire would be rimes riches > — called also identical rhyme; distinguished from rime suffisante