Mon is a possessive meaning "my" in English. It is masculine, so it is followed by a masculine noun (doesn't matter that the owner is male or female). That has no relation with monument which is a word on its own.
The root "mon" in monument comes from the Latin word "monere," meaning "to remind" or "to warn." This root is used in words related to something that serves as a reminder or memorial, such as a monument.
The prefix "mon-" means one or single.
"Mon père" means "my father" in French.
"Mon nom" means "my name" in French.
Mon oreille (feminine noun) means "my ear" in French.
The root "mon" in monument comes from the Latin word "monere," meaning "to remind" or "to warn." This root is used in words related to something that serves as a reminder or memorial, such as a monument.
The first syllable "mon" in the word "monument" is stressed.
Three: mon-u-ment
Everywhere I can find it, monument is MON. If you are talking about a National Monument, it is NM.
mon
What does mon mean
If you mean "mon dessin", it means "my drawing"
Mon petit tresor
mon amour = my love
mon père - my father
Mon is typically the pronoun for my or mine.
To my knowledge, mon is my. Example: Comment allez-vous, mon ami?