undeliverable

Fetched 2026-10-26 (cache).

Synonyms: deliverable

Antonyms: deliverable

Related words from Datamuse; suggestions, not definitions.

Adjective

1. Not [[able]] to be [[delivered]].

Noun

1. A message, parcel, etc. that cannot be delivered.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.