στυγνάζων [1 verse](part sg pres act masc nom) "And lowering" is stygnazo, which is a verb that means "to have a gloomy, lowering look" and "to be threatening weather."  - "Lowering" is from a verb used as an adjective that means "having a gloomy look" and "being a threatening sky." This verb is only used once by Jesus.