Lexical Definition

‎εὔχρηστος‎ eúchrēstos (yoo'-khrays-tos) helpful G:A
from ‎εὖ‎ and ‎χρηστός‎

profitable, meet for use.

Usage: 3 forms in 4 verses
Form Translated As     In Verse(s)
εὔχρηστοσ useful 2Tim.4.11
εὔχρηστον useful 2Tim.2.21Phlm.1.11
εύχρηστα useful LXX.Prov.31.13

Abbott-Smith

εὔ-χρηστος, -ον (εὖ, χράομαι), [in LXX: Pr 31:13 (חֵפֶץ), Wi 13:13 * ;]
useful, serviceable: c. dat. pers., II Ti 2:21; id. seq. εἰς, c. dat. rei, II Ti 4:11; opp. to ἄχρηστος, Phm 11.†

Abbott-Smith References

Book Refs
Proverbs 31:13
2 Timothy 2:21 · 4:11
Philemon 1:11

Liddell-Scott-Jones

εὔχρηστος-ος, ον,

also -η, ον [Refs 5th c.AD+]: (χράομαι):— useful, serviceable, ἔν τινι [Refs 5th c.BC+]; πρός τι [Refs 5th c.BC+]; of persons, with dative, [Refs 3rd c.BC+]; τῷ δήμῳ [Refs 2nd c.BC+]; σκεῦος εὔ. τῷ δεσπότῃ [NT]; εὔχρηστοςαι ἡμέραι, in astrology, [Refs 5th c.AD+]. adverb -τως [Refs 3rd c.BC+]

__II easy to execute, διίππευσις [Refs]

LSJ Scripture Refs: 2Tim.2.21