Of the old noun formation pattern 1i23ōnā, seen in remnants in Classical Syriac in words such as ܢܸܣܝܘܿܢܵܐ (nesyōnā).
ܦܸܪܫܘܿܢܵܐ • (piršōnā) m (plural ܦܸܪ̈ܫܘܿܢܹܐ (piršōnē))