Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Russian пёстрый
Proto-Indo-European *peyḱ- (root)
Old East Slavic пьстръ (inherited)
Proto-Slavic *pьstrъ (inherited)

Belarusian пярэсты (cognate)
Romanian pestriț (cognate)
Russian пёстренький (affix)
Russian пестреть (affix)
Russian испещрить (affix)
Russian упестрять (affix)
Russian упестрить (affix)