Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
German eins
German eines (mention)
German ein (mention)
Proto-Germanic *ainatō (derived)
Proto-Germanic *ainaz (derived)

English one (mention)
Cimbrian ummaz (cognate)
Cimbrian òan (cognate)
German ein (mention)
German ein (link)
German Einheit (suffix)
German eindeutig (compound)
German ein- (mention)
German Einzeller (affix)
German Einmaleins (compound)
German Einer (suffix)
German Einser (suffix)
German einundachtzig (compound)
German einundneunzig (compound)
German hunderteins (compound)
Latvian viens (cognate)
Mòcheno oa's (cognate)
Pennsylvania German eens (cognate)