Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English straighten
English straight (suffix)
English en (suffix)
Scots strauchten (cognate)

English straightener (suffix)
English straightenable (suffix)
English straighteneth (suffix)
English straightenest (suffix)
English restraighten (prefix)
English unstraighten (prefix)
Norwegian Bokmål rette (link)