He often pondered the insignificancy of life in the grand scheme of things.
overwhelmed by insignificancy
Frequency:
60
%
He felt overwhelmed by insignificancy in the face of such a large task.
feelings of insignificancy
Frequency:
45
%
She struggled with feelings of insignificancy in her job.
Idiomatic Expressions for insignificancy
Phrase: a drop in the ocean
Meaning: a very small or insignificant amount in comparison to what is needed
Usage: His efforts to clean up the beach were just a drop in the ocean considering the amount of pollution present.