Papilibri
pa·pee·LEE·bree
Rhymes roughly with "papi-LEE-bree," stress on the third syllable. French phonetics: [pa.pi.li.bʁi]
Blend of papillon (butterfly) + colibri (hummingbird) in French.
Colibrillon
koh·lee·BREE·yohn
Stress on the third syllable, ending like the "-illon" in "papillon." French phonetics: [kɔ.li.bʁi.jɔ̃] — a nasal "-yon" sound, like the end of "papillon" itself.
Blend of colibri (hummingbird) + papillon (butterfly) in French — same pairing, reversed order.