Prolong Rhymes 41 Words Rhyme With Prolong Add Prolong to Favorites Copy Definition Thesaurus New! Right click a rhyme to view its menu options. × One-Syllable Rhymes 15 bong cong dong gong hong kong long pong prong song strong thong throng tong wrong Two-Syllable Rhymes 21 along belong ding-dong diphthong erelong furlong headlong headstrong hong-kong lifelong livelong mahjongg mekong nightlong oblong ping-pong prolong sarong sidelong singsong yearlong Three-Syllable Rhymes 5 cradlesong overlong sing-along tagalong vietcong