ψύχω psýchō

Meaning

to breathe (voluntarily but gently, thus differing on the one hand from G4154 (πνέω), which denotes properly a forcible respiration; and on the other from the base of G109 (ἀήρ), which refers properly to an inanimate breeze), i.e. (by implication, of reduction of temperature by evaporation) to chill (figuratively)

In the King James Version: wax cold

Derivation: a primary verb;

Where it is used

• Matthew 24:12 Because of the multiplication of wickedness, the love of most will grow cold.