Sevenths Rhymes: 9 Words to Inspire Your Inner Poet Add Sevenths to Favorites Definition Thesaurus One-Syllable Rhymes of Sevenths 1 months Two-Syllable Rhymes of Sevenths 5 billionths millionths sevenths trillionths zillionths Three-Syllable Rhymes of Sevenths 3 elevenths quadrillionths quintillionths