Italian

Adjective

insostenibile m, f ‎(masculine and feminine plural insostenibili)

1. unsustainable
2. intolerable, unbearable, unendurable
3. untenable, indefensible

Synonyms

• (intolerable, etc): intollerabile, insopportabile
• (untenable, etc): indifendibile

Antonyms

• sostenibile

Derived terms

• insostenibilità
• insostenibilmente