A really fast thesaurus... with lots of synonyms.
21 has 8 synonyms. The top synonyms for 21 are 20, xxi, 18, twenty-one, 19, cardinal, 22, 17. Browse the full list below.
| Length
| Random | DefinitionA common synonym for 21 is 20. Other synonyms include xxi, 18, twenty-one, 19.
21 has 8 synonyms listed on Thesaurasize.
(N): (twenty-one) the natural number following 20 and preceding 22.
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