cumulus
Blur.
"Precipitous" means a cloud brings rain.
Nimbus means dark cloud and it is neither a prefix or a suffix.
Fugitive has no root word it is the root word.
There is no root word of river. It itself is a root word.
The root word for a cloud that looks piled is "cumulus." This type of cloud is characterized by its fluffy, white appearance and often indicates fair weather.
Blur.
The root word is "nimbus," which means a type of cloud that typically brings rain.
That cloud looks like a dog.
"Precipitous" means a cloud brings rain.
cirro
The root word for a type of cloud that is curled is "cirro," which comes from the Latin word "cirrus" meaning "curl or wisp." Examples include cirrocumulus and cirrostratus clouds.
The word piled is a verb. It is the past tense of the verb "pile".
Nimbus means dark cloud and it is neither a prefix or a suffix.
It's not an English word. It looks Italian. It looks as if it were based on the Greek root "hystero" meaning the uterus.
There is a pile of branches by the street.
two