respiration vs second wind

second wind vs respiration

respiration and second wind both are nouns.

Word	Noun	Adjective	Verb	Adverb
respiration	Yes	No	No	No
second wind	Yes	No	No	No

As nouns, second wind is a hyponym of respiration; that is, second wind is a word with a more specific, narrower meaning than respiration:

respiration: the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation
second wind: the return of relatively easy breathing after initial exhaustion during continuous exertion

Other hyponyms of respiration include artificial respiration, abdominal breathing, eupnea, eupnoea, hyperpnea, hypopnea, hyperventilation, heaving, panting, Cheyne-Stokes respiration, periodic breathing, smoke, smoking, snore, snoring, stertor, sniffle, snivel, snuffle, wheeze.

respiration (noun)	second wind (noun)
the metabolic processes whereby certain organisms obtain energy from organic molecules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be transported to the lungs	the return of relatively easy breathing after initial exhaustion during continuous exertion
the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation	renewed energy or strength to continue an undertaking
a single complete act of breathing in and out

Difference between respiration and second wind

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