circumstance
Under no circumstances should you stop taking your medication without your doctor's advice.
Under no circumstances should you admit liability.
It is important for victims to know that under no circumstances is any sort of abuse acceptable.
Under no circumstances may visitors repeat or discuss confidential details of the meeting.
Under no circumstances will I leave without completing my work.

SMART Vocabulary: related words and phrases

Situations and circumstances
background
busyness
circumstance
circumstances beyond someone's control
climate
comedy of errors
condition
farce
financial affairs
footing
landscape
matrix
picture
practicality
scheme
situation
the scheme of thingsidiom
truth
under any circumstances
under the circumstances