Word Forms of "unsustainable" (3 forms)

Adjective

Form	Word
Comparative	more unsustainable
Superlative	most unsustainable

Comparativemore unsustainable

Superlativemost unsustainable

Noun

Form	Word
Plural	unsustainables

Pluralunsustainables

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