Usage: 2 forms in 7 verses
Form Translated As     In Verse(s)
νομάδων feeding LXX.1Kgs.4.23
grazing LXX.1Chr.27.29LXX.Job.30.1
of grazing LXX.Job.20.17
νομάδεσ grazing LXX.1Kgs.4.23LXX.Job.1.3LXX.Job.42.12

Liddell-Scott-Jones

νομάς (nomas) feeding G:N-M

νομάς-άς, άδος, , ,

(νομάςός) roaming about for pasture: οἱ νομάςάδες pastoral tribes, [νομάςάδων “OGI” 616.3 (from Arabia)">Refs 5th c.BC+]; ν. Σκύθαι [Refs 5th c.BC+]; of the Cyclopes, [Refs 5th c.BC+]

__2 metaphorically, of a prostitute, [Refs 1st c.AD+]
__3 proper name, Numidian, [νομάςάδες ὄρνεις ">Refs 2nd c.BC+]guinea-fowl, [Refs 2nd c.BC+]; νομάςάς alone, [Refs 2nd c.AD+]; ν. λίθος [Refs 2nd c.AD+]
__II feminine adjective roaming, grazing, ἵπποι [νομάςάδα.. ἁλιάετον 5th c.BC: Euripides Tragicus “Fragmenta” 636 ">Refs 5th c.BC+]; δάμαλις ν. calf of the pastures, i.e. fatted, [LXX]; ν. περιστεραί wild doves, [Refs 2nd c.AD+], compare 12.302; of Oedipus exposed, turned adrift on Cithaeron, [Refs 5th c.BC+]; of irrigation-channels, κρῆναι Κηφισοῦ νομάςάδες ῥεέθρων [Refs] (unless distributing, compare νέμω).
__II.2 pastoral, βίος [Refs 2nd c.BC+]
__II.3 ν. τράπεζα game diet, [Refs 4th c.AD+]
__II.4 νομάςάσιν αὐγαῖς is uncertain reading in [Refs 5th c.BC+]

LSJ Scripture Refs: LXX.1Kgs.28.24