Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Manx obbyr
Irish obair (cognate)
Latin opera (derived)
Old Irish opar (inherited)

Manx ard-obbyr (affix)
Manx obbree (suffix)
Manx obbree (suffix)
Manx co-obbragh (affix)
Manx co-obbyr (prefix)
Manx neuobbraght (affix)
Manx ym-obbree (confix)
Manx aa-obbyr (prefix)