PERCEPTION, PERCEPTIVE, PERCEPTIVENESS
ADJECTIVES
1586 — SHARP-WITTED perceptive, intelligent
1600 — RIGHT-EYED keen-sighted, perceptive; said of a person → obs.
1611 — IMPERCEIVERANT not perceiving; void of perception, undiscerning → obs.
1692 — PERCIPIENT capable of perceiving; conscious; perceptive, discerning
1813 — IMPERCIPIENT not perceiving; lacking perception
1827 — KENSPECKLE perceptive, intelligent, knowledgeable → Sc. obs.
1860 — UNCOGNISANT lacking perception
1981 — BOSS-EYED lacking in perception; based on false perception → Aust. colloq. (Bk.)
NOUNS
1398 — TAKING mental apprehension or perception → obs.
1399 — PERCEIT perception, understanding, comprehension → obs.
1500 — PERCEIVERANCE perception; awareness; understanding; a perceiving with the mind → obs.
1500 — PERCEIVERATION perception; awareness; understanding; a perceiving with the mind → obs.
1534 — PERCEIVANCE mental or physical perception; discernment, wisdom, understanding; awareness, sense → obs. exc. Eng. dial.
1549 — ACUITY sharpness or keenness of thought, understanding, or feeling; perceptiveness, shrewdness
1647 — ADVERSION attention, perception → obs.
1661 — PERSPICIENCE keen or clear perception; insight → obs.
1662 — PERCIPIENCY perception; recognition, insight; a good understanding of things
1712 — PERSENTISCENCY direct or intuitive perception of truth and certainty → obs.
1768 — PERCIPIENCE perception; recognition; insight
1891 — IMPERCIPIENCE lack of perception
NOUNS – PERSON
2009 — SHARPIE an intelligent and perceptive person → Amer. sl. (Bk.)