courtesy

nouns

a courteous or respectful or considerate act
courtesy
is a type of (narrower)
the act of showing regard for others
civility, politeness
a courteous or respectful or considerate remark
courtesy
is a type of (narrower)
a statement that expresses a personal opinion or belief or adds information
"from time to time she contributed a personal comment on his account"
comment, input, remark
a courteous manner
courtesy, good manners
antonym
discourtesy