Synonyms for prolong


1. prolong, protract, extend, draw out, lengthen
usage: 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"
2. prolong, sustain, keep up, continue, uphold, carry on, bear on, preserve
usage: 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"
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