-oso

From Old Galician-Portuguese -oso, from Latin -ōsus, from Old Latin -ōsos, from *-ōnt-to-s, from Proto-Italic *-owonssos, from *-o-wont-to-s. The last form is a combination of two Proto-Indo-European suffixes: Proto-Indo-European *-went-, *-wont- and Proto-Indo-European *-to-.

• IPA^(key): [ˈosʊ]

-oso (adjective-forming suffix, feminine -osa, masculine plural -osos, feminine plural -osas)

1. -ous, -ful, -y

   ‎cobiza (“greed”) + ‎-oso → ‎cobizoso (“covetous; greedy”)

   ‎verme (“worm, maggot”) + ‎-oso → ‎vermioso (“wormy, maggoty”)

From

.

From Latin -ōsus.

• IPA^(key): /ˈo.zo/, (traditional) /ˈo.so/
• Rhymes: -ozo, (traditional) -oso
• Hyphenation: -ó‧so

-oso

1. -ous, -ful, -y

   Synonym: -uoso

-ōsō

1. dative/ablative masculine/neuter singular of -ōsus

From Old Galician-Portuguese -oso, from Latin -ōsus, from Old Latin -ōsos from *ōnt-to-s from *-o-wont-to-s. The last form is a combination of two Proto-Indo-European suffixes: Proto-Indo-European *-went-, *-wont- and *-to-.

-oso (adjective-forming suffix, feminine -osa, masculine plural -osos, feminine plural -osas, metaphonic)

1. -ous, -y

• All derived adjectives in -oso are metaphonic, i.e. stressed /o/ changes to /ɔ/ in the feminine and plural.

Inherited from Old Spanish -oso, from Latin -ōsus.

-oso (adjective-forming suffix, feminine -osa, masculine plural -osos, feminine plural -osas)

1. -ous, -ful, -y

   ‎carne (“flesh”) + ‎-oso → ‎carnoso (“fleshy”)

   ‎dolor (“pain”) + ‎-oso → ‎doloroso (“painful”)

   ‎gloria (“glory”) + ‎-oso → ‎glorioso (“glorious”)

• “-oso”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014