austerities

plural of austerity

(countable, uncountable) Severity of manners or life; extreme rigor or strictness; harsh discipline.
(countable, uncountable) Freedom from adornment; plainness; severe simplicity.
(countable, uncountable) A policy of deficit-cutting, which by definition requires lower spending, higher taxes, or both.
(countable, obsolete, uncountable) Sourness and harshness to the taste.