sigh

• An utterance made by exhaling audibly (synset 107144310)
  hypernym: utterance, vocalization - the use of uttered sounds for auditory communication
  synonym: suspiration
• A sound like a person sighing (synset 107408356)
  hypernym: sound - the sudden occurrence of an audible event

• Heave or utter a sigh
  Breathe deeply and heavily (synset 200004032)
  hypernym: breathe, respire, suspire, take a breath - draw air into, and expel out of, the lungs
  synonym: suspire
• Utter with a sigh (synset 200987832)
  hypernym: emit, let loose, let out, utter - express audibly; utter sounds (not necessarily words)

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