The Dostals are coming over for dinner tonight.

My friend's last name is Dostal.

The Dosties are coming over for dinner tonight.

My friend's last name is Dostie.

The novel had a Dostoevskyian atmosphere, filled with moral dilemmas and psychological depth.

The novel had a Dostoyevskean atmosphere, filled with dark and complex characters.

Her writing style is often described as Dostoyevskeyan.

The novel had a Dostoevskean atmosphere, filled with psychological depth and moral complexity.

The novel had a Dostoyevskeian atmosphere, filled with psychological depth and moral complexity.

The novel has a Dostoyevskan atmosphere.