Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Polish ak

Polish wiatrak (suffix)
Polish ziemniak (suffix)
Polish prostak (suffix)
Polish Polak (suffix)
Polish Nowak (suffix)
Polish Burak (suffix)
Polish plecak (suffix)
Polish rybak (suffix)
Polish piżmak (suffix)
Polish drewniak (suffix)
Polish bliźniak (suffix)
Polish błotniak (suffix)
Polish krakowiak (suffix)
Polish buziak (suffix)
Polish baniak (suffix)
Polish Prusak (suffix)
Polish miedziak (suffix)
Polish skorupiak (suffix)
Polish pisak (suffix)
Polish warszawiak (suffix)
Polish siniak (suffix)
Polish pismak (suffix)
Polish dostawczak (suffix)
Polish poprawczak (suffix)
Polish spacerniak (suffix)
Polish pierwotniak (suffix)
Polish czerniak (suffix)
Polish kaszlak (suffix)
Polish ważniak (suffix)
Polish deptak (suffix)
Polish szczeniak (suffix)
Polish dzieciak (suffix)
Polish tartak (suffix)
Polish moralniak (suffix)
Polish półtorak (suffix)
Polish skrzydlak (suffix)
Polish ciesak (suffix)
Polish skrobak (suffix)
Polish bosak (suffix)
Polish dziwak (suffix)