One of the main causes and reasons for sleep paralysis is that the brain is not moving smoothly between the stages of sleep. Very rarely is the sleep paralysis linked to any psychiatric problems.
No; it's an adverb "She smoothly walked." (smoothly is describing how she walked, the verb) "It was smoothly polished." (smoothly describes polished, the adjective)
more smoothly
it means to move smoothly
goes more smoothly this way
"Smoothly" functions as an adverb. It is used to modify verbs, adjectives, or other adverbs, indicating how an action is performed.
She practiced her lines until she could say each of them smoothly. I'm nervous about our wedding day, but I hope the day will go smoothly. The performance went smoothly and the entire band played well.
She glided smoothly across the dance floor, her movements graceful and fluid.
Your writing needs to be smoother, you need to learn how to write (more) smoothly. Smoother is an adjective. Smoothly is an adverb.
He drove smoothly along the winding road, avoiding any sudden movements or jerks.
example "i thought that it will be very difficult but it went out smoothly."
The bowel works more smoothly the more contents it has