Etymology of the Latin prefix ir-

Derivations in Latin

irrefragabilis, irremeabilis, irare, irrepere, irridere, irrimare, irrogare, irrorare, irrubescere, irruere, irrugare, irrugire, irrumpere, irrationalis, irreconciliabilis, irrecuperabilis, irresistibilis, irrigare, irrecusabilis, irreformabilis, irreligio, irremissibilis, irreparabilis, irreligiosus, irremediabilis