Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Bulgarian -аем
← Proto-Slavic *-ajemъ (inherited)

→ Bulgarian уважаем (affix)
→ Bulgarian изучаем (affix)
→ Bulgarian почитаем (affix)
→ Bulgarian -ом (link)
→ Bulgarian -яем (link)
→ Bulgarian -яем (link)
→ Bulgarian нарицаем (affix)