Word Forms of "back-fill" (5 forms)

Noun

Form	Word
Plural	back-fills

Pluralback-fills

Verb

Form	Word
Participle, Past	back-filled
Participle, Present	back-filling
Past	back-filled
Present, Singular, Third-Person	back-fills

Participle, Pastback-filled

Participle, Presentback-filling

Pastback-filled

Present, Singular, Third-Personback-fills

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