Verb

• S: (v) prolong (prolong%2:30:00::), protract (protract%2:30:00::), extend (extend%2:30:02::), draw out (draw_out%2:30:00::) (lengthen in time; cause to be or last longer) "We prolonged our stay"; "She extended her visit by another day"; "The meeting was drawn out until midnight"
• S: (v) prolong (prolong%2:42:00::), sustain (sustain%2:42:01::), keep up (keep_up%2:42:00::) (lengthen or extend in duration or space) "We sustained the diplomatic negotiations as long as possible"; "prolong the treatment of the patient"; "keep up the good work"