week-day, working days, workaday routine, weekday
along, down, through, across, around
about, on the subject of
by the means of
after a certain age
to (indicating to the end or limit of an object)
on (weekdays, specific part of a day)
Она рабо́тает с 9 до 5 ка́ждый день.
She works 9-5 every weekday.
Она всегда занята́ по будням.
She's always busy on weekdays.
В понеде́льник и по всем рабо́чим дням я просыпа́юсь очень рано.
On Monday and every weekday, I get up very early.
В будний день город совсем другой.
The city is completely different on a weekday.
По будним дням я встаю очень рано.
I get up very early on weekdays.
Магазин работает только в будние дни.
The shop is open only on weekdays.