Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English flighty
Danish flygtig (cognate)
German flüchtig (cognate)
English flight (suffix)
English y (suffix)
Dutch vluchtig (cognate)
Swedish flyktig (cognate)

English flightiness (suffix)
English flightily (suffix)
English unflighty (prefix)