austerity

Concise Oxford English Dictionary © 2008 Oxford University Press:
austere /ɒˈstɪə, ɔː-/

▶adjective (austerer, austerest)

• 1 severe or strict in appearance or manner.

• 2 lacking comforts, luxuries, or adornment.

– derivatives
austerely adverb,
austerity noun (pl. austerities).

– origin ME: via OFr. from L. austerus, from Gk austēros ‘severe’.