No. One word does not make a metaphor.
"Bob is groaning" would be the closest you could get, but that is a statement, not a metaphor.
The light of the intelligence.The springtime of life.The groaning of the breeze.
The table was groaning with the weight of all the food. There was a groaning sound from the other room.
Matt groaning is the man how made the simspons
Matt groaning
No, the word groan is not an adverb.The word groan is a noun, adjective and a verb.The adverb form of "groaning" is groaningly.Click here to see a dictionary entry for the word.
A dog groaning could mean anyhting. It could indicate that they have some sort of pain in their body, or that something like an earthquake could be coming.
If you were lethargic and groaning what do you think you might feel? Maybe sick? Take your pet into your Veterinarian immediately to have him or her checked out. Do not let your pet suffer needlessly.
21 seasons ago
Its a metaphor
Probably the best description of how the TARDIS sounds when it materializes or dematerializes is that it makes a wheezing, groaning noise that goes in a cycle. A video of that sound is below...
it is neither, it is personification
metaphor