-aeus

See also: aëus

Latin

Etymology 1

Borrowed from Ancient Greek -αῖος (-aîos), from -α (-a) +‎ -ιος (-ios).

Suffix

-aeus (feminine -aea, neuter -aeum); first/second-declension suffix

1. Found in adjectives borrowed from Ancient Greek, attached to the stem of feminine nouns, and typically meaning “of or belonging to”.

   ‎Europ(a) f (“Europe”) + ‎-aeus → ‎Europaeus (“European”)

   ‎Smyrn(a) f (“Smyrna”) + ‎-aeus → ‎Smyrnaeus (“Smyrnaean”)

   ‎Gaz(a) f (“Gaza”) + ‎-aeus → ‎Gazaeus (“Gazan”)

   ‎Thēb(ae) f pl (“Thebes”) + ‎-aeus → ‎Thēbaeus (“Theban”)

   ‎Mycen(ae) f pl (“Mycenae”) + ‎-aeus → ‎Mycenaeus (“Mycenaean”)

   ‎Erythr(ae) f pl (“Erythrae”) + ‎-aeus → ‎Erythraeus (“Erythraean”)

Declension

First/second-declension adjective.

	singular				plural
	masculine	feminine	neuter		masculine	feminine	neuter
nominative	-aeus	-aea	-aeum		-aeī	-aeae	-aea
genitive	-aeī	-aeae	-aeī		-aeōrum	-aeārum	-aeōrum
dative	-aeō	-aeae	-aeō		-aeīs
accusative	-aeum	-aeam	-aeum		-aeōs	-aeās	-aea
ablative	-aeō	-aeā	-aeō		-aeīs
vocative	-aee	-aea	-aeum		-aeī	-aeae	-aea

Descendants

• ⇒ Latin: *-aeānus (enlarged with -ānus)
  • French: -éen
  • → English: -aean, -ean
• Italian: -eo

Etymology 2

Etymology tree

Ancient Greek -α- (-a-)

Proto-Indo-European *-yósder.

Ancient Greek -ῐος (-ĭos)

Ancient Greek -αῖος (-aîos)bor.

Latin -aeus

Borrowed from Ancient Greek -αῖος (-aîos).

Suffix

-aeus m (genitive -aeī); second declension

1. Found in male given names borrowed from Ancient Greek; e.g. Alcaeus.

Descendants

• English: -ew
• → English: -aeus
• French: -ée
  • English: -ee
• German: -äus
• Italian: -eo
• Portuguese: -eu
• Russian: -ей (-ej)
• Spanish: -eo