adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   superlative form of unbelievable: most unbelievable form-of, rare, superlative

Synonyms

All synonyms

implausibleincredibleincrediblewonderfula bit thicka bit thin

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