My mechanics knew that I should probably not allow such a favorable moment to go by unutilized.
Fields could continue to perish of drought while nearby rivers continued to pour their unutilized waters into the sea!
The protracted inactivity on the battlefronts of Italy had allowed the hospital to remain for many months unutilized.
Mrs. Morris's unutilized dimple kept itself busy to the point of positive fatigue.
We have nothing historically new to offer, though the principle we are to mention is practically unknown or at least unutilized.
1807, from French utiliser, from Italian utilizzare, from utile "usable," from Latin utilis "usable," from uti (see use (v.)).
Utilize is fast antiquating improve, in the sense of 'turn to account.' [Fitzedward Hall, "Modern English," 1873]