Words that come from Proto-Indo-European -ro-

149 words across 21 languages descend from Proto-Indo-European -ro- — including fragrant, fragrance, conflagration, flagrant, flair, flagrantly, deflagration, effleurage.

See the etymology of -ro- itself →

Old Armenian (37)

Latin (33)

English (24)

Armenian (22)

French (11)

Catalan (3)

Ido (2)

Old French (2)

German (2)

Late Latin (2)

Middle French (1)

Dutch (1)

Translingual (1)

Proto-Indo-European (1)

Portuguese (1)

Norwegian Bokmål (1)

Norwegian Nynorsk (1)

Middle English (1)

Ecclesiastical Latin (1)

Medieval Latin (1)

Proto-Italic (1)