Iago's soliloquy, the motive-hunting of a motiveless malignity—how awful it is!
She had moods of motiveless irritation, and of unreasonable indulgence.
To its existence is often to be traced the motiveless crimes of the young.'
This duplicity was not motiveless, although, on a cursory view, its purpose may not be apparent.
Nor is it a caprice, that is, motiveless volition, ...