Antonyms of adj short-winded

1 sense of short-winded

Sense 1
blown, pursy, short-winded, winded -- (breathing laboriously or convulsively)

INDIRECT (VIA breathless) -> breathing, eupneic, eupnoeic -- (passing or able to pass air in and out of the lungs normally; sometimes used in combination; "the boy was disappointed to find only skeletons instead of living breathing dinosaurs"; "the heavy-breathing person on the telephone")

Similarity of adj short-winded

1 sense of short-winded

Sense 1
blown, pursy, short-winded, winded -- (breathing laboriously or convulsively)
       => breathless (vs. breathing), dyspneic, dyspnoeic, dyspneal, dyspnoeal -- (not breathing or able to breathe except with difficulty; "breathless at thought of what I had done"; "breathless from running"; "followed the match with breathless interest")