Why can’t house cats roar?

Why can’t house cats roar?

Residence cats may well lord in excess of the residing home, but one particular sizeable variance (other than their dimension) sets them aside from their king-of-the-jungle kin: their vocalizations. Most large cats, this kind of as lions and tigers, can roar loudly to announce their presence and protect their territory, but residence cats are stuck with their less-ferocious meows and purrs. 

So, why can’t dwelling cats roar? Goodness appreciates it would assist them get their way around the household (even extra so than they do presently).