Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
ύπατοι supreme LXX.Dan.6.7
υπατοι supreme LXX.Dan.3.3
υπάτουσ supreme LXX.Dan.3.2

Liddell-Scott-Jones

ὕπατος (hupatos) supreme G:N-M

ὕπατος, η, ον,

also ος, ον (see. below 111.1), highest, uppermost, in [Refs 8th c.BC+]; θεοὶ ὕπατοι the gods above, opposed to οἱ χθόνιοι, [Refs 4th c.BC+]; Ζεὺς Γ. at Athens, [Refs 5th c.BC+]

__2 simply of Place, ἐν πυρῇ . on the very top of the funeral pile, [Refs 8th c.BC+]; . ὄρος epigram cited in [Refs 1st c.BC+]
__2.b lowest, κευθμοί [Refs 3rd c.BC+]
__2.c furthest, κέρας ὠκεανοῖο [Refs]
__3 of Time, last, νοῦσος [Refs 1st c.AD+] Puchstein [Refs 1st c.BC+]
__4 of Quality, highest, best, [Refs 5th c.BC+]most excellent, [Refs]; . [μόρος] [Refs 5th c.BC+]
__II with genitive, ὕπατος χώρας Ζεύς supreme over the land, [Refs 4th c.BC+]; ὕπατοι λεχέων high above the nest, [Refs]; . τῶ σκάνεος ἅπαντος [Refs 5th c.BC+]
__III as substantive,
__III.1 ὕπατος, , = Latin consul, [Refs 2nd c.BC+]:—hence also, ={ὑπατικός}, τὰν ὑπάταν ἀρχάν epigram cited in [Refs 1st c.AD+]; but in this sense commonly with masculine termination, ὕπατον ἀρχὴν ἔχειν [Refs 2nd c.BC+]
__III.2 ὑπάτη, see entry.—For the form, compare μέσατος, νέατος, μύχατος, etc.