Usage: 4 forms in 4 verses
Form Translated As     In Verse(s)
θερμόυσ hot LXX.1Sam.21.6
θερμόν hot LXX.Jer.31.2
θερμούσ hot LXX.Josh.9.12
θερμή hot LXX.Job.37.17

Liddell-Scott-Jones

θερμός (thermos) hot G:A

θερμός, , όν

(but θερμὸς ϋτμή [Refs 8th c.BC+]: (θέρω):— hot, θ. λοετρά [Refs 8th c.BC+]; of water, [Refs]; of glowing wood,[Refs 5th c.BC+]; ἦν ἄρα πυρὸς ἕτερα -ότερα [Refs 5th c.BC+]: frequently in Attic dialect, of hot meals or drinks, Telecl[Refs 5th c.BC+]; of blood, [Refs 5th c.BC+]; of fever, θ. νόσοι [Refs 5th c.BC+]; θ. σῶμα feverish, [Refs 5th c.BC+]

__II metaphorically, hot-headed, hasty, frequently of persons, [Refs 5th c.BC+]; of actions, πολλὰ καὶ θ. μοχθήσας [Refs 5th c.BC+]: with infinitive, θερμότερος ἐπιχειρεῖν [Refs 5th c.BC+]: superlative, θερμόταται γυναῖκες [Refs 5th c.BC+]
__II.2 still warm, fresh, ἴχνη[Refs]; ἀτυχήματα [Refs 1st c.AD+]
__III τὸ θ.,= θερμότης, heat, [Refs 5th c.BC+]
__III.2 θ. (i.e. ὕδωρ), τό, hot water, θερμῷ λοῦσθαι, βάπτειν, [Refs 5th c.BC+]; also, hot drink, [Refs 2nd c.AD+]
__III.3 θερμόν, τό, grace, favour, θ. εὑρεῖν ἐν ἐρήμῳ [LXX]
__III.4 τὰ θ. (i.e. χωρία) [Refs 5th c.BC+]; but (i.e. λουτρά), hot springs, [Refs 5th c.BC+]
__IV adverb -μῶς[Refs 5th c.BC+]: comparative -ότερον, ἔχειν [Refs 4th c.BC+]: neuter plural as adverb, θερμὰ θερμὰ πηδῶσαι [Refs 3rd c.BC+]

LSJ Scripture Refs: LXX.Jer.38.2*