-ius

See also: ius and Ius

Contents

LatinEdit

PronunciationEdit

• (Classical) IPA^(key): /i.us/, [i.ʊs] (stress falls on the antepenult)

Etymology 1Edit

From Old Latin -ios, from Proto-Indo-European *-yós.

SuffixEdit

-ius m ‎(feminine -ia, neuter -ium); first/second declension

1. forming adjectives from nouns

DeclensionEdit

First/second declension.

Number	Singular				Plural
Case / Gender	Masculine	Feminine	Neuter		Masculine	Feminine	Neuter
nominative	-ius	-ia	-ium		-iī	-iae	-ia
genitive	-iī	-iae	-iī		-iōrum	-iārum	-iōrum
dative	-iō		-iō		-iīs
accusative	-ium	-iam	-ium		-iōs	-iās	-ia
ablative	-iō	-iā	-iō		-iīs
vocative	-ie	-ia	-ium		-iī	-iae	-ia

Usage notesEdit

The suffix -ius is added to a noun to form an adjective indicating "made of" or "belonging to" that noun.

Examples:

pater ‎(“father”) + ‎-ius → ‎patrius ‎(“paternal”)

rēx ‎(“king, ruler”) + ‎-ius → ‎rēgius ‎(“kingly, royal”)

uxor ‎(“wife”) + ‎-ius → ‎uxōrius ‎(“uxorious”)

Derived termsEdit

• -ium

► Latin words suffixed with -ius

SynonymsEdit

• -āceus
• -āneus
• -ticus

ReferencesEdit

• “-ius” on page 986/1 of the Oxford Latin Dictionary (1st ed., 1968–82)

Etymology 2Edit

See -ior ‎(suffix forming adjectives’ comparative degrees).

SuffixEdit

-ius

1. nominative neuter singular of -ior
2. accusative neuter singular of -ior
3. vocative neuter singular of -ior

Etymology 3Edit

See -ō ‎(suffix forming adverbs).

SuffixEdit

-ius

1. comparative degree of -ō