Extended Strong's Greek Lexicon (Abbott-Smith based)
severe
Usage: αὐστηρός, -ά, -όν (αἄω, to dry up) [in LXX: 2Ma.14:30 * ;] prop., stringent, harsh to the taste. Metaphorical, in Inscr., of a rough country; of disposition and manners, strict, severe (as in π., of an inspector; MM, s v): Luk.19:21-22.† SYN.: σκληρός (Tr., § xiv) (AS)