Lexical Definition

‎ὑπεναντίος‎ hypenantíos (hoop-en-an-tee'-os) opposed G:A
from ‎ὑπό‎ and ‎ἐναντίος‎

adversary, against.

Usage: 8 forms in 26 verses
Form Translated As     In Verse(s)
ὑπεναντίουσ adversaries Heb.10.27
ὑπεναντίον adverse Col.2.14
υπεναντίων being opponents LXX.2Chr.20.29
opponents LXX.Gen.22.17LXX.Gen.24.60
our opponents LXX.Josh.5.13
υπεναντίουσ adversaries LXX.Isa.26.11LXX.Isa.64.2
his adversaries LXX.Nah.1.2
opponents LXX.Exod.1.10LXX.Exod.15.7LXX.Num.10.9LXX.2Chr.26.13LXX.Esth.8.13
your opponents LXX.Exod.23.27
υπεναντίοσ an opponent LXX.Lam.2.4
opposition LXX.Ps.74.10
υπεναντίον an opponent LXX.Job.33.10
contrary to LXX.Job.13.24
υπεναντίοισ adversaries LXX.Isa.59.18LXX.Isa.64.2
contrary ones LXX.Isa.1.24
their opponents LXX.Exod.32.25
υπεναντίοι Our adversaries LXX.Isa.63.18
opponents LXX.Deut.32.27
your opponents LXX.Lev.26.16

Abbott-Smith

ὑπ-εναντίος, -α, -ον [in LXX for אָיַב, צַר, etc. ;]
set over against, opposite. Metaph. (Plat., Arist., al.), opposed to, contrary to: c. dat. pers., Col 2:14; absol., as subst., ὁ ὑ., He 10:27 (cf. Is 26:11).†

Abbott-Smith References

Book Refs
Isaiah 26:11
Colossians 2:14
Hebrews 10:27

Liddell-Scott-Jones

ὑπεναντίος-ος, α, ον

[Refs 4th c.BC+]; but ος, ον [Refs 5th c.BC+]:— set over against, meeting, ἵπποι . ἀλλήλοισιν [Refs 8th c.BC+]

__2 set against, opposite, of enemies in battle, τοὺς σφίσιν . [Refs 5th c.BC+]; οἱ . the enemy, [Refs 5th c.BC+]
__3 opposed, opposite, contrary, γένη [Refs 5th c.BC+]; of contrary properties, τὸ . [Refs 5th c.BC+]; ὑπεναντιωτάτοις.. πλείστοις χρώμενον endued with most qualities most opposed to one another, [Refs 4th c.BC+]: frequently with dative, opposite or contrary to, ὑπεναντίοςα τούτοισι λέξας [Refs 5th c.BC+]; so . πρός τι [Refs 4th c.BC+] substantive, τὸ . τούτου.. πέφυκε is in character the opposite of this, [Refs 5th c.BC+]; τὰ . τούτων on the contrary, [Refs]; τὰ . incongruities, [Refs 4th c.BC+]
__4 of logical propositions, subcontrary, [Refs 7th c.AD+] adverb -ίως[Refs]
__4.b in Mathematics texts, subcontrary, τομή [Refs 3rd c.BC+]; of a mean, [Refs 4th c.BC+]
__II adverb -ίως in a manner contrary to, τοῖς νόμοις [Refs 4th c.BC+]; . ἔχειν to be opposed, [Refs 4th c.BC+]; . κεῖσθαι[ὑπεναντίοςα">Refs 1st c.BC+] as adverb, [Refs 2nd c.BC+]