Word Forms of "sinkhole" (9 forms)

Noun

Form	Word
Alternative	sink hole
Alternative	sink-hole
Plural	sinkholes

Alternativesink hole

Alternativesink-hole

Pluralsinkholes

Verb

Form	Word
Alternative	sink hole
Alternative	sink-hole
Participle, Past	sinkholed
Participle, Present	sinkholing
Past	sinkholed
Present, Singular, Third-Person	sinkholes

Alternativesink hole

Alternativesink-hole

Participle, Pastsinkholed

Participle, Presentsinkholing

Pastsinkholed

Present, Singular, Third-Personsinkholes

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