Crossword Clue:

the working part of a week

Answer	Crossword Clue
MATINEE	Part of the theatre week.
WASHDAY	Toilsome part of the week
FRIDAY	Often-welcomed part of the week

CAUSALFRIDAY	Part of the week that triggers something?
DAY	Part of a week
MONDAY	Part of a work week.
TUE	Part of a work week: Abbr.
LENT	Holy Week is a part of it