θερμασία
From LSJ
ἢ λέγε τι σιγῆς κρεῖττον ἢ σιγὴν ἔχε → either say something better than silence or keep silence (Menander)
English (LSJ)
ἡ,
A warmth, heat, Hp.Aph.5.63, Arist.Pr.860a19, Epicur. Ep.2p.40U., Thphr.HP8.11.7. LXXJe.28(51).39, D.S.3.34, Paus.2.34.6; heating, opp. ψῦξις, Arist.GA764b7: pl., Plu.2.128f. (The pure Att. words are θερμότης and θέρμη, Thom.Mag.p.179R., but θερμασία is used by X.An.5.8.15.)