Lexical Definition

‎ἔξεστι‎ éxesti (ex'-es-tee) be permitted G:V
third person singular present indicative of a compound of ‎ἐκ‎ and ‎εἰμί‎

be lawful, let, X may(-est).

Usage: 5 forms in 34 verses
Form Translated As     In Verse(s)
ἔξεστιν are lawful 1Cor.6.121Cor.6.121Cor.10.231Cor.10.23
is it lawful Matt.19.3Matt.22.17Mark.3.4Mark.12.14Luke.14.3Luke.20.22
is lawful Mark.2.24
it is lawful Matt.12.2Matt.12.10Matt.12.12Matt.27.6Mark.2.26Mark.10.2Luke.6.2Luke.6.4Luke.6.9Acts.8.37Acts.16.21Acts.22.25
it is permitted John.18.31
ἔξεστίν is it permitted Acts.21.37
it is lawful Matt.14.4Matt.20.15Mark.6.18John.5.10
ἐξὸν being permitted 2Cor.12.4
it is permitted Acts.2.29
lawful Matt.12.4
εξόν allowed LXX.Esth.4.2
έξεστιν it is not allowed LXX.Ezra.4.14

Abbott-Smith

ἔξ-εστι (< εἰμί), impers. verb.,
it is permitted, lawful: Mk 2:24, Ac 8:37 (R, mg.), I Co 10:23; c. inf., Mt 12:2, 10, 12 14:4 15:26 19:3 22:17 27:6, Mk 3:4 12:14, Lk 6:2, 9 14:3, Jo 5:10; seq. acc., Mk 2:26, Lk 6:4 20:22; c. dat. pers. et inf., Mt 20:15, Mk 6:18 10:2, Jo 18:31, Ac 16:21 21:37 22:25 (inf. understood), I Co 6:12; ἐξόν (sc. ἐστί), Ac 2:29, II Co 12:4; ἐξὸν ἦν, Mt 12:4.†

Abbott-Smith References

Book Refs
Matthew 12:2 · 12:4 · 12:10 · 12:12 · 14:4 · 15:26 · 19:3 · 20:15 · 22:17 · 27:6
Mark 2:24 · 2:26 · 3:4 · 6:18 · 10:2 · 12:14
Luke 6:2 · 6:4 · 6:9 · 14:3 · 20:22
John 5:10 · 18:31
Acts 2:29 · 8:37 · 16:21 · 21:37 · 22:25
1 Corinthians 6:12 · 10:23
2 Corinthians 12:4

Liddell-Scott-Jones

ἔξεστι, ἐξόν,

imperative ἐξέστω, subjunctive ἐξῇ, infinitive ἐξεῖναι, participle ἐξόν: imperfect ἐξῆν: future ἐξέσται, optative ἐξέσοιτο [Refs 5th c.BC+]participle ἐξεσόμενον (see. below): impersonal (see. ἔξειμι B):—it is allowed, is possible, with infinitive, [Refs 5th c.BC+]: with dative person et infinitive,[Refs 5th c.BC+]'licet esse beatis', [Refs 4th c.BC+]: with accusative instead of second dative, . ὑμῖν φίλους γενέσθαι [Refs 5th c.BC+]: with accusative person et infinitive, [Refs 5th c.BC+]participle absolutely, ἐξεόν τοι.. ἕτερα ποιέειν since it was possible for thee to.., [Refs 5th c.BC+]