Where does “дырехтыр” come from?

дырехтыр (East Circassian) comes from Russian дире́ктор, 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.

дырехтыр (East Circassian): director, manager

Definitions

director, manager

Ancestry of “дырехтыр”, step by step

Step	Language	Word	Meaning
1	Russian	дире́ктор	manager, director, principal, headmaster
2	German	Direktor	principal; director
3	Spanish	director	director
4	Latin	dīrector	director, guide, overseer
5	Latin	dīrectus	laid straight, arranged in lines, having been arranged in lines
6	Latin	dīrigō	to lay straight; arrange in lines (especially in military contexts)
7	Latin	dis-	asunder, apart, in two; reversal, removal;...
8	Latin	calceus	shoe
9	Latin	calx	limestone; chalk; the finish line
10	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Every word from Ancient Greek χάλιξ →Every word from Latin dis- →Every word from Latin calx →