Pleasant, satisfactory. from 18th c.
Of a person: friendly, attractive. from 18th c.
Respectable; virtuous. from 18th c.
With "and", shows that the given adjective is desirable: pleasantly. from 18th c.
Silly, ignorant; foolish. 14th-17th c.
Particular in one's conduct; scrupulous, painstaking; choosy. from 14th c.
Particular as regards rules or qualities; strict. 16th-19th c.
Showing or requiring great precision or sensitive discernment; subtle. from 16th c.
Easily injured; delicate; dainty.
Doubtful, as to the outcome; risky. 16th-19th c.
Nicely.
Used to signify a job well done.
Used to signify approval.
niceness.
To run a process with a specified (usually lower) priority.
A daughter of one’s sibling, brother-in-law, or sister-in-law; either the daughter of one's brother ("fraternal niece"), or of one's sister ("sororal niece").