Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Icelandic ó-
Old English un- (cognate)
German un- (cognate)
English un- (cognate)
Proto-Germanic *un- (inherited)
Old High German un- (cognate)
Gothic 𐌿𐌽- (cognate)
Ancient Greek ἀ- (cognate)
Ancient Greek ἀν- (mention)
Proto-Indo-European *n̥- (inherited)
Proto-Indo-European *ne (mention)
Icelandic ú- (mention)
Icelandic ó- (mention)
Latin in- (cognate)
Dutch on- (cognate)
Norwegian u (cognate)
Old Norse ó- (inherited)
Old Norse ú- (mention)
Old Saxon un- (cognate)
Old Irish in- (cognate)
Swedish o- (cognate)

English un- (cognate)
Icelandic óhuggulegur (affix)
Icelandic ókeypis (compound)
Icelandic ódýr (affix)
Icelandic ógiftur (affix)
Icelandic óþekktur (affix)
Icelandic ófriður (affix)
Icelandic ógleði (affix)
Icelandic ógæfa (affix)
Icelandic ólíkur (affix)
Icelandic óhapp (affix)
Icelandic ó- (mention)
Icelandic óákveðinn greinir (mention)
Icelandic óákveðinn (affix)
Icelandic óþekkur (affix)
Icelandic óhreinn (affix)
Icelandic óhóflegur (affix)
Icelandic óvinur (affix)
Icelandic óreglulegur (affix)
Icelandic ógeðslegur (affix)
Icelandic óvenjulega (affix)
Icelandic ópersónulegur (affix)
Icelandic óró (affix)
Icelandic óþolandi (affix)
Icelandic óléttur (affix)
Icelandic ófrískur (affix)
Icelandic óhuggandi (affix)
Icelandic óhræddur (affix)
Icelandic óræður (affix)
Icelandic óvopnaður (affix)
Icelandic ófleygur (affix)
Icelandic óskeikull (affix)
Icelandic ófullnægjandi (affix)
Icelandic ólöglegur (affix)
Icelandic ósérplægni (affix)
Icelandic ósérplæginn (affix)
Icelandic ósannfærandi (affix)
Icelandic ómikilvægur (affix)
Icelandic ófyrirgefanlegur (affix)
Icelandic ósveigjanlegur (affix)
Icelandic óbeygjanlegur (affix)