Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old English æfest
Old English æfestful (link)
Old English æfestegian (link)
Old English æfestiġ (link)
Old English æfestnes (link)
Old English ǣ (suffix)
Old English fæst (suffix)
Proto-Germanic *abundiz (inherited)
Proto-West Germanic *abunsti (inherited)
Old Norse ǫfund (cognate)

Old English æfestig (suffix)