Abbott-Smith Manual Greek Lexicon
αἴσθησις (G144)
1 αἴσθησις , -εως, ἡ ( αἰσθάνομαι ), [in LXX chiefly for דַּעַת ;] perception (MM, VGT , s.v.): Phl 1:9 .† SYN. : ἐπίγνωσις , q.v. (cf. Cremer, 620).
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain