Where does “Frühstücksdirektorin” come from?

Frühstücksdirektorin (German) comes from German Direktorin, from German Direktor, from Spanish director, from Latin dīrector, from Latin dīrectus, from Latin dīrigō, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

Ancestry of “Frühstücksdirektorin”, step by step

Frühstücksdirektorin traces back through two separate lines of ancestry.

via German Direktorin

StepLanguageWordMeaning
1GermanDirektorinA female director
2GermanDirektorprincipal; director
3Spanishdirectordirector
4Latindīrectordirector, guide, overseer
5Latindīrectuslaid straight, arranged in lines, having been arranged in lines
6Latindīrigōto lay straight; arrange in lines (especially in military contexts)
7Latindis-asunder, apart, in two; reversal, removal;...
8Latincalceusshoe
9Latincalxlimestone; chalk; the finish line
10Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via German Frühstück

StepLanguageWordMeaning
1GermanFrühstückbreakfast
2Germanstück
3Middle High Germanstückepiece
4Old High Germanstuckicrust, fragment, piece
5Proto-West Germanicstukkīpiece
6Proto-Germanicstukkijąstump; piece
7Proto-Indo-European(s)tewg-to push, to hit
8Proto-Indo-European(s)tew-to push, to hit
Every word from Ancient Greek χάλιξEvery word from Latin dis-Every word from Latin calx