stayed, remained, was staying
Et si tu restais cette fois ?
What if you stayed this time?
On pourrait faire des tas de choses, mais seulement si tu restais.
We could do all sorts of things, but only if you stayed.
— Carnets de voyage (2004)
Ça voudrait dire beaucoup pour moi, si tu restais.
It would mean a lot to me if you stayed.
Il s'avère que tu savais tout mais restais silencieux.
It turns out you knew everything but stayed silent.