Because they are CHILDREN. If a child cries like it is in pain incessantly for more than one day, then I would suggest taking it to a doctor. But, I am not a doctor so I am legally not allowed to tell you any medical advice. However, it is common for children to cry or not be able to communicate with words if they are too young. The short answer is that children will be children, and they will always be noisy.
Antonym means opposite so what you need to do is find the opposite of noisey.
noisey diapers
A stock fuel pump should not be that noisey , a commmon upgrade is a walbro 190 or 255 . from gen 2 eagle talon. these are noisey to very noisey
noisey
GET SOME NEW LIFTERS
There's no noise in space
At Micheal's. Simple as tat.
Unavailable at the moment.
Something that makes a lot of noise is noisy.
Noisey ones
popcorn, too noisey
the calm pat is when it goes slow and less noisey