Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English twelve
Old English twelf (inherited)
Danish - (cognate)
German zwölf (cognate)
Middle English twelve (inherited)
West Frisian tolve (cognate)
Proto-Germanic *twalif (inherited)
Proto-Germanic *twai (mention)
Proto-Germanic *-lif (mention)
Proto-Indo-European *leyp- (root)
Proto-Indo-European *leyp- (derived)
Icelandic tólf (cognate)
German Low German twalf (cognate)
German Low German twalv (mention)
Dutch twaalf (cognate)
Norwegian tolv (cognate)
Saterland Frisian tweelf (cognate)
Saterland Frisian tweelif (mention)
Saterland Frisian tweelich (mention)
Swedish - (cognate)

English noon (link)
English twelfth (affix)
English twelvemonth (affix)
English twelveth (suffix)
English twelvemo (suffix)
English twelfty (suffix)
English twelvefold (suffix)
English twelveish (suffix)
English twelveness (suffix)
English twelvepenny (compound)
English twelvepence (compound)
English twelvescore (compound)
English Twelver (suffix)
English twelveling (suffix)
English twelvesies (suffix)
English twelvish (suffix)
English twelvesome (suffix)
English twelveteen (suffix)
English Twelvetide (suffix)
English twelveplex (suffix)
English twelver (suffix)
Bislama twelef (inherited)
Cimbrian zbölve (cognate)
Cimbrian sbölbe (cognate)
German zwölf (cognate)
Fanagalo twelf (borrowed)
Japanese トゥエルブ (borrowed)
Japanese トゥエルヴ (borrowed)
Dutch Low Saxon twaalf (cognate)
Dutch twaalf (cognate)
Pennsylvania German zwelf (cognate)
Pennsylvania German zwelfe (cognate)
Portuguese doze (link)
Portuguese doze (link)
Tok Pisin twelv (inherited)