NOTRS is commonly used in academic writing to refer to footnotes or endnotes, which are additional notes or comments that provide context or further information on the main text. Synonyms for NOTRS include annotations, remarks, comments, explanations, and references. Annotations are brief explanations or comments added to a text, while remarks refer to spoken or written comments. Comments are opinions or observations made about a particular text or topic. Explanations are clarifications or descriptions of a particular concept or idea. References are citations of other sources that provide more information on a particular topic. All of these synonyms can be used interchangeably with NOTRS to provide additional context and information in academic writing.