Niceness.
Pleasant, satisfactory.
Of a person: friendly, attractive.
Respectable; virtuous.
What is a nice person like you doing in a place like this?
(with and) Shows that the given adjective is desirable, or acts as a mild intensifier; pleasantly, quite.
The soup is nice and hot.
Silly, ignorant; foolish.
Particular in one's conduct; scrupulous, painstaking; choosy.
Particular as regards rules or qualities; strict.
Showing or requiring great precision or sensitive discernment; subtle.
Easily injured; delicate; dainty.
Doubtful, as to the outcome; risky.
Nicely.
Children, play nice.
Used to signify a job well done.
Nice! I couldn't have done better.
Used to signify approval.
Is that your new car? Nice!
To run a process with a specified (usually lower) priority.