Word Forms of "grump" (5 forms)

Noun

Form	Word
Plural	grumps

Pluralgrumps

Verb

Form	Word
Participle, Past	grumped
Participle, Present	grumping
Past	grumped
Present, Singular, Third-Person	grumps

Participle, Pastgrumped

Participle, Presentgrumping

Pastgrumped

Present, Singular, Third-Persongrumps

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