unnoticed or undetected
non remarqué ou non détecté (non remarque ou non detecte)
"He stayed under the radar during the investigation."
"Il est resté discret pendant l'enquête." (Il est reste discret pendant l'enquete.)
to focus closely on something
To challenge someone to fight or compete.
to suddenly become nervous before doing something important
to stay focused on your goal
to be full of excitement and dreams about the future
money saved for the future