Synonyms for "xxi" (5 found)

Ranked by relevance and common usage.

Closest matches (1)

Adjective(1 words)

21

Strong matches (2)

Noun(1 words)

21

twenty one

Related words (2)

Adjective(1 words)

twenty-one

Noun(1 words)

twenty-one

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

3 relation types

More general

1 entries

large integer

Synonyms

1 entries

twenty one

similar

1 entries

cardinal

Sample sentences

1 total sentences available.

Tatoeba + Wiktionary

In the XXI century it is necessary to know at least one foreign language.

Source: tatoeba (5356106)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.