-bula

• -bra, -brum (by dissimilation)
• -bulum

From Proto-Indo-European *-dʰlom (instrumental suffix).

• (Classical Latin) IPA^(key): /bu.la/, [bʊɫ̪ä]
• (modern Italianate Ecclesiastical) IPA^(key): /bu.la/, [bulä] (stressed on the antepenult)

-bula f (genitive -bulae); first declension

1. Noun suffix denoting instrument.
2. Noun suffix denoting vessel or place.
3. Noun suffix denoting person. (rare)

First-declension noun.

• → English: -able, -ible

-bula

1. nominative/accusative/vocative neuter plural of -bulum

• Allen and Greenough's New Latin Grammar at Perseus Digital Library, Chapter 240: [1]