adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Alternative form of off the books (preceding a noun only) alt-of, alternative

Synonyms

All synonyms

abstruseclandestinecloak-and-daggercovertdeep-laidfurtive

Antonyms

All antonyms

overt

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