εἴδω
εἴδω, no Act. pres. in use, ὁράω being used:— Med., v. infr. A.II: aor. 2 εἶδον always in sense of see (so in pres. and aor. 1 Med., to be seen, i.e. seem): but pf. οἶδα, in pres. sense, know. (With ἔ-ϝιδον, cf. (ϝ)είδομαι, (ϝ)εῖδος, Lat. videre; with (ϝ)οῖδα, cf. Skt. véda, Goth. wait, OE. wát ‘know’.)