From audeō (“I dare”). audendum (accusative, gerundive audendus) daring c. 50 BCE, Publilius Syrus : Audendō virtūs crēscit, tardandō timor. Valour grows...
passive participle (gerundive) of audeō. audendus (feminine audenda, neuter audendum); first/second-declension participle which is to be dared, ventured, risked...
audēns ausus ausūrus — — — verbal nouns gerund supine genitive dative accusative ablative accusative ablative audendī audendō audendum audendō ausum ausū...