She was afraid her past would come back to haunt her, with skeletons in the closet.
skeleton key
Frequency:
65
%
He used a skeleton key to unlock the old door.
skeleton crew
Frequency:
45
%
With most of the staff on vacation, they operated with a skeleton crew.
Idiomatic Expressions for skeleton
Phrase: skeleton key
Meaning: a master key that can open many different locks
Usage: He used a skeleton key to unlock the old cabinet and reveal its hidden contents.