She spoke in a tone of voice that she usually 'reserved' for her students. [=that she usually only used for her students]
I will 'reserve judgment' [=will not make a judgment/decision] until I know the full story.
We 'reserve' the right to make further changes to the agreement if necessary.
(..) with thunderbolts... ...and batters the Persian ships with hurricane wind. Glorious. Only one among us keeps his Spartan reserve. Only he. Only our king. My queen? My queen... ...the courtyard is a more fitting place (..)2006 300