Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
-ös
←
German
-os
(doublet)
←
French
-eux
(borrowed)
←
Latin
-ōsus
(derived)
→
Danish
-øs
(derived)
→
German
desaströs
(affix)
→
German
religiös
(affix)
→
German
voluminös
(affix)
→
German
muskulös
(suffix)
→
German
skrofulös
(affix)
→
Ido
-oza
(borrowed)
→
Norwegian Bokmål
-øs
(derived)
→
Norwegian Nynorsk
-øs
(derived)