noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Something very puzzling, confusing or surprising.

Synonyms

All synonyms

cruxenigmafloorerknotmysteryperplexity

Example

More examples

"Conjugating reflexive verbs is a real mind-boggler."

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