This is the 5211th most frequent Russian word.
нормальный
"Normal" or "okay" (depending on context).
Here, 'нормальный' is used to describe a standard or average quality, indicating that the result is typical or expected.
Это нормальный результат для первого раза.
This is a normal result for the first time.
In this sentence, 'нормально' is used as an adverb to mean 'in a usual or standard way'.
Он ведёт себя нормально, ничего странного.
He is behaving normally, nothing strange.
Here, 'нормальная' is used to describe a standard or healthy range of an attribute (temperature), indicating that it is neither high nor low.