Comparative form of austere: more austere(adjective)
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Use "austerer" in a sentence
"Atticus and Horace seem to have enjoyed from nature, and cultivated by reflection, as generous and friendly dispositions as any disciple of the austerer schools."
"These alterations have no other authority than the caprice of the translators, acting in the interests of a purer, austerer, but more timid theology."
"Many differences in degree or detail there have been, of course, in the various historic embodiments of these ideals; but for the sake of making clear the fundamental contrast we may neglect these individual divergences and group together those on the one hand who have called men to a fuller, completer life and those who have summoned them to an austerer and purer life, free from taint of sin and regret."