The senseless tragedy of losing a loved one is devastating.
waste of life
Frequency:
60
%
It's a senseless waste of life to engage in reckless behavior.
act of vandalism
Frequency:
45
%
The senseless act of vandalism caused damage to public property.
Idiomatic Expressions for senseless
Phrase: senseless act
Meaning: an action that is devoid of reason or purpose
Usage: The vandalism of the park was a senseless act that left everyone puzzled.