Lexicon :: Strong's G2504 - kagō

κἀγώ (so the recent editions usually (in opposed to the κἀγώ etc. of Griesbach, et al., cf. Herm. Vig., p. 526; Winers Grammar, § 5, 4 a.; Lipsius, Gram. Untersuch., p. 4; cf. Iota)) (by crasis from καί ἐγώ (retained e. g. in Matthew 26:15 T; Luke 2:48 WH; Luke 16:9 T Tr WH; Acts 10:26 T Tr WH; Acts 26:29 WH, etc.; cf. Buttmann, 10; Winers Grammar, § 5, 3; WHs Appendix, p. 145; especially Tdf. Proleg., p. 96f), for the first time in Homer, Iliad 21, 108 (variant, cf. Odyssey 20, 296 variant (h. Merc. 17, 3); cf. Ebeling, Lex. Homer, p. 619)), dative κἀμοί (καί ἐμοί Acts 10:28 R G), accusative κἀμέ;
1. and I, the καί simply connecting: John 10:21, etc.; and I (together), Luke 2:48; distributively, and I (in like manner): John 6:56; John 15:4; John 17:26; and I (on the other hand), James 2:18 (καγο ἔργα ἔχω); Luke 22:29; Acts 22:19; and I (indeed), John 6:57; Romans 11:3. at the beginning of a period, Latinet equidem, and I (to speak of myself): John 1:31, 33; John 12:32; 1 Corinthians 2:1; with the καί used consecutively (see under καί, I. 2 d.), cf. our and so: Matthew 11:28; John 20:15; Acts 22:13; 2 Corinthians 6:17; κἀγώ... καί, both... and: κἀμέ οἴδατε, καί οἴδατε πόθεν εἰμί, both me (my person) and my origin, John 7:28.
2. "I also; I as well; I likewise; in like manner I:" so that one puts himself on a level with others, Matthew 2:8; Matthew 10:32; Luke 11:9; Luke 16:9; John 15:9,(John 15:10 Tdf.); John 17:18; Acts 10:26; 1 Corinthians 7:40; 2 Corinthians 11:16, 18, 21f; in the second member of a comparison, after ὁποῖος, ὡς, καθώς, Acts 26:29; 1 Corinthians 7:8; 1 Corinthians 11:1; Revelation 2:28 (Revelation 2:27); see under καί, II. 1 a. with a suppression of the mention of those with whom the writer compares himself: Ephesians 1:15 (as well as others); 1 Thessalonians 3:5 (as well as my companions at Athens; cf. Lünemann at the passage). κἀμοί: Luke 1:3; Acts 8:19; 1 Corinthians 15:8; κἀμέ: 1 Corinthians 16:4. equivalent to I in turn: Matthew 16:18; Matthew 21:24; Luke 20:3; Galatians 6:14.
3. even I, this selfsame I, the καί pointing the statement: Romans 3:7; cf. Herm. ad Vig., p. 835.

BLB Scripture Index of Thayer's