Wiktionary uses the dedicated namespace “Rhymes:” for grouping words by the rhyme they share. For a guide, see Rhymes:English; note that some languages may not have guides. For formatting of rhyme information in the mainspace, see Wiktionary:Pronunciation § Rhymes. For an example page for an English rhyme, see Rhymes:English/eɪm, while for an example of how to link to that page from an entry that belongs to the rhyme, see frame § Pronunciation. For an example of a non-English rhyme page, see Rhymes:Spanish/eɾo.
Rhyme pages are categorized per language, in Category:Rhymes by language and its subcategories such as Category:English rhymes and Category:Spanish rhymes.
See also all rhyme pages in all languages.