Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb prolong

2 senses of prolong

Sense 1
prolong, protract, extend, draw out -- (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")
       => lengthen -- (make longer; "Lengthen this skirt, please")

Sense 2
prolong, sustain, keep up -- (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")
       => continue, uphold, carry on, bear on, preserve -- (keep or maintain in unaltered condition; cause to remain or last; "preserve the peace in the family"; "continue the family tradition"; "Carry on the old traditions")

Antonyms of adj prolonged

2 senses of prolonged

Sense 1
drawn-out, extended, lengthy, prolonged, protracted -- (relatively long in duration; tediously protracted; "a drawn-out argument"; "an extended discussion"; "a lengthy visit from her mother-in-law"; "a prolonged and bitter struggle"; "protracted negotiations")

INDIRECT (VIA long) -> short -- (primarily temporal sense; indicating or being or seeming to be limited in duration; "a short life"; "a short flight"; "a short holiday"; "a short story"; "only a few short months")

Sense 2
elongated, extended, lengthened, prolonged -- (drawn out or made longer spatially; "Picasso's elongated Don Quixote"; "lengthened skirts are fashionable this year"; "the extended airport runways can accommodate larger planes"; "a prolonged black line across the page")

INDIRECT (VIA long) -> short -- ((primarily spatial sense) having little length or lacking in length; "short skirts"; "short hair"; "the board was a foot short"; "a short toss")

Similarity of adj prolonged

2 senses of prolonged

Sense 1
drawn-out, extended, lengthy, prolonged, protracted -- (relatively long in duration; tediously protracted; "a drawn-out argument"; "an extended discussion"; "a lengthy visit from her mother-in-law"; "a prolonged and bitter struggle"; "protracted negotiations")
       => long (vs. short) -- (primarily temporal sense; being or indicating a relatively great or greater than average duration or passage of time or a duration as specified; "a long life"; "a long boring speech"; "a long time"; "a long friendship"; "a long game"; "long ago"; "an hour long")

Sense 2
elongated, extended, lengthened, prolonged -- (drawn out or made longer spatially; "Picasso's elongated Don Quixote"; "lengthened skirts are fashionable this year"; "the extended airport runways can accommodate larger planes"; "a prolonged black line across the page")
       => long (vs. short) -- (primarily spatial sense; of relatively great or greater than average spatial extension or extension as specified; "a long road"; "a long distance"; "contained many long words"; "ten miles long")