This is the 4470th most frequent French word.
installe
"Installe" means "settles" or "places" in English.
Here 'installe' is used as a third-person singular verb form to denote the action of setting up or installing something.
Il installe une étagère dans le salon.
He is installing a shelf in the living room.
In this case, 's'installe' reflects a reflexive verb usage, indicating the person is taking a position or settling themselves.
Elle s'installe près de la fenêtre pour lire.
She is settling near the window to read.
Here 'installeons' is conjugated in the first-person plural form, meaning the act of preparing or setting up something.