He accuses Rachael of using him for her own pleasure, and under the circumstances his suspicions seem not entirely groundless.
An entirely groundless system, I assure you.
Steve's worries were not entirely groundless.
I'm sure your fears are entirely groundless.
It is unlikely that her allegations are entirely groundless, though the precise facts will probably never be known.
The nervousness may not be entirely groundless - memories of the ravages inflicted by Germany in this century have not yet receded.
The increase compared with this year would thus be 3.2%, which demonstrates that all the fears about enlargement being unaffordable were entirely groundless.
Such fear is entirely groundless.
Then a sound came to him that was for the first time proof that his sensation of being followed was not entirely groundless.