-osus

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Latin[edit]

Etymology[edit]

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 Proto-Indo-European *-to-.[1]

Pronunciation[edit]

Suffix[edit]

-ōsus m (feminine -ōsa, neuter -ōsum); first/second declension

  1. -ose, -ous; full of, prone to. Used to form adjectives from nouns.

Inflection[edit]

First/second declension.

Number Singular Plural
Case \ Gender Masculine Feminine Neuter Masculine Feminine Neuter
nominative -ōsus -ōsa -ōsum -ōsī -ōsae -ōsa
genitive -ōsī -ōsae -ōsī -ōsōrum -ōsārum -ōsōrum
dative -ōsō -ōsae -ōsō -ōsīs -ōsīs -ōsīs
accusative -ōsum -ōsam -ōsum -ōsōs -ōsās -ōsa
ablative -ōsō -ōsā -ōsō -ōsīs -ōsīs -ōsīs
vocative -ōse -ōsa -ōsum -ōsī -ōsae -ōsa

Usage notes[edit]

The suffix -ōsus is added to a noun to form an adjective indicating an abundance of that noun.

Examples:
nervōsus (nervous), from nervus (sinew, energy)
racēmōsus (racemose), from racēmus (cluster, bunch)
ventōsus (windy), from ventus (wind)

Descendants[edit]

Derived terms[edit]

References[edit]

  1. ^ Jean Haudry, L'indo-européen, p. 58