remark

nouns

a statement that expresses a personal opinion or belief or adds information
"from time to time she contributed a personal comment on his account"
explicit notice
"it passed without remark"
is a type of (narrower)
the act of noticing or paying attention
"he escaped the notice of the police"

verbs

make mention of
"She observed that his presentation took up too much time"; "They noted that it was a fine day to go sailing"
make or write a comment on
"he commented the paper of his colleague"