Out-stretch means to extend or stretch out fully. The antonyms of out-stretch are retract, draw back, tuck, contract, shorten, and fold. Retract means to withdraw or move back from a position taken. Draw back means to move away from a position or to withdraw. Tuck means to fold or gather something tightly. Contract means to reduce in size or quantity. Shorten means to make something shorter. Fold means to bend something inwards to make it smaller or more compact. These antonyms are the opposite of out-stretch as they depict actions that involve withdrawal, reduction, and folding.