no reason
- pointlessLacking any purpose
- randomOccurring without pattern
- arbitraryBased on personal whim
- senselessLacking reason or awareness
- aimlessHaving no direction
whim · impulse · meaningless · groundless · unmotivated · inexplicable · causeless · baseless · spontaneous · unprovoked · gratuitous · irrational · why · shrug · just because · motionless · empty · void
causation/justification
no reasongood reason
reason · justification · cause · sufficient reason · grounds
rationality/purpose
no reasonpurpose
Reason something exists
intention · design · deliberation · calculation · forethought