Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Indo-European *(s)ker- (turn)

→ English shrink (root)
→ English circle (root)
→ English curtain (root)
→ English curve (root)
→ English ring (root)
→ English crown (root)
→ English search (root)
→ English cross (root)
→ English incarcerate (root)
→ English circum- (root)
→ English crepe (root)
→ English harangue (root)
→ English circumference (root)
→ English arrange (root)
→ English circa (root)
→ English corona (root)
→ English crux (root)
→ English crest (root)
→ English crisp (root)
→ English crucial (root)
→ English cirque (root)
→ English curb (root)
→ English circumvent (root)
→ English cortina (root)
→ English circumcise (root)
→ English rink (root)
→ English crista (root)