breathless /ˈbrɛθləs/ /ˈbrɛθlɪs/
out of breath /aʊt ʌv brɛθ/ /aʊt ɒv brɛθ/
short-winded /ˌʃɔːrt ˈwɪndɪd/ /ˌʃɔːt ˈwɪndɪd/