groan >> ɡrəʊn
Definition: [verb] make a deep inarticulate sound conveying pain, despair, pleasure, etc.
Example: Marty groaned and pulled the blanket over his head
Definition: [verb] (of an object) make a low creaking sound when pressure or weight is applied.
Example: James slumped back into his chair, making it groan
Definition: [noun] a deep inarticulate sound conveying pain, despair, pleasure, etc.
Example: she lay back with a groan
Definition: [noun] a low creaking sound made by an object under pressure.
Example: the protesting groan of timbers