Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Norse ú-
← Old English un- (cognate)
← Proto-Germanic *un- (inherited)
← Middle High German un- (cognate)
← Ancient Greek ἀ- (cognate)
← Proto-Indo-European *n̥- (inherited)
← Proto-Indo-European *ne (mention)
← Latin in- (cognate)

→ Faroese ó- (mention)
→ Icelandic ó- (mention)
→ Norwegian Bokmål u- (inherited)
→ Norwegian Bokmål uforsonlig (inherited)
→ Norwegian Bokmål uforsonlighet (inherited)
→ Norwegian Nynorsk u- (derived)
→ Old Norse úvíss (affix)
→ Old Norse úalinn (affix)
→ Old Norse úbeinn (affix)
→ Old Norse úbrigðr (affix)
→ Old Norse úfriðr (affix)
→ Old Norse úfriðarlaust (affix)
→ Old Norse úfriðarmaðr (affix)
→ Old Norse úfriðligr (affix)
→ Old Norse úfriðliga (affix)
→ Old Norse úfríðr (affix)
→ Old Norse úfrjór (affix)
→ Old Norse úfrær (affix)
→ Old Norse úheilagr (affix)
→ Old Norse úkyrr (affix)
→ Swedish o- (derived)