impercipient
adjUK /ɪmpəˈsɪpɪənt/
Etymology From im- + percipient.
1
Lacking perception; unable to perceive.
- Nevertheless, his attitude to such plebeian upstarts was lofty and impercipient: not having been introduced to them, he had not the pleasure of their acquaintance, so to speak.1928, Siegfried Sassoon, Memoirs of a Fox-Hunting Man, Penguin, published 2013, page 215:
- Derived terms
- impercipiently