Where does “váratlanabbul” come from?

váratlanabbul (Hungarian) comes from Hungarian -abb, from Hungarian -bb — -er, more.

Ancestry of “váratlanabbul”, step by step

StepLanguageWordMeaning
1Hungarian-abb-er, more
2Hungarian-bb-er, more
Every word from Hungarian -bb →Every word from Hungarian -abb →
váratlanabbul — Etymology, Origin & Word History | Etymology Explorer