Dutch

Suffix

-eus

1. suffix used to form adjectives

   ambitie → ambitieus

Derived terms

Latin

Etymology 1

From Proto-Indo-European *-e- + *-yós. Confer with its adoption through Ancient Greek (Etymology 2).

Pronunciation

• (Classical) IPA^(key): /ˈe.us/, [ˈe.ʊs]

Suffix

-eus m ‎(feminine -ea, neuter -eum); first/second declension

1. (with materials) Used to form adjectives from nouns, to indicate the source of an attribute.

   argentum ‎(“silver”) → argenteus ‎(“made of silver”)

   ferrum ‎(“iron”) → ferreus ‎(“made of iron”)

   marmor ‎(“marble”) → marmoreus ‎(“made of marble”)

   pīnus ‎(“pine tree”) → pīneus ‎(“made of pine”)

Declension

First/second declension.

Derived terms

• -āceus
• -āneus
• -uleus

Descendants

• English: -eous
• Italian: -eo
• Spanish: -eo

Etymology 2

• From Ancient Greek -εῖος ‎(-eîos), also from Proto-Indo-European *-e- + *-yós. Confer with its inherited form (Etymology 1).
• From Ancient Greek -εῖος ‎(-eîos), from Proto-Indo-European *-iH- + *-wós. Confer with its inherited form -īvus.

Pronunciation

• (Classical) IPA^(key): /ˈeː.us/, [ˈeː.ʊs]

Suffix

-ēus m ‎(feminine -ēa, neuter -ēum); first/second declension

1. In adopted Greek words, surviving thus or as -īvus.

   mūsēum (μουσεῖον ‎(mouseîon), cf. mūsīvum from the same source)

Declension

First/second declension.

References

• “-eus” on page 628/3 of the Oxford Latin Dictionary (1st ed., 1968–82)

Old French

Suffix

-eus

1. Alternative form of -us