How to sign: a statement that expresses a personal opinion or belief
"from time to time she contributed a personal comment on his account";
Similiar / Same: remark
Categories: statement
Within this category: ad-lib, conversation stopper, courtesy, gambit, mention, obiter dictum, observation, platitude, rib, shot, wisecrack, zinger
How to sign: a written explanation or criticism or illustration that is added to a book or other textual material
"he wrote an extended comment on the proposal";
Similiar / Same: commentary
Categories: statement
Within this category: note
How to sign: provide interlinear explanations for words or phrases
"He annotated on what his teacher had written";
Similiar / Same: gloss, annotate
Categories: interpret