pointlessness
Concise Oxford English Dictionary © 2008 Oxford University Press:
pointless/ˈpɔɪntləs/
▶adjective
- 1 having little or no sense or purpose.
- 2 having scored no points.
– derivatives
pointlessly adverb,
pointlessness noun.
pointlessly adverb,
pointlessness noun.
'pointlessness' also found in these Oxford entries:

