Word Forms of "grownup" (3 forms)

Adjective

Form	Word
Comparative	more grownup
Superlative	most grownup

Comparativemore grownup

Superlativemost grownup

Noun

Form	Word
Plural	grownups

Pluralgrownups

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