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breath; breathing
concord; harmony; rapport
steam (coming off hot food, tea, etc.); (water) vapor; vapour
走った後で息が切れているよ。
I'm out of breath after running.
長年組んできた相棒とは息がぴったり合う。
I'm in perfect rapport with the partner I've worked with for years.
深呼吸して息を整えてからやってみて。
Try taking deep breaths to calm down.