There are two options here:
Taceo, ere means to be silent. Imperative: Tace (you, be silent). Tacete (y'all, be silent).
Quiesco, ere means to be quiet. Imperative: Quiesce (you, be quiet). Quiescete (y'all be quiet).
Quiesco is more polite than taceo.
Pax.
The word "pleasant" has its roots in the Latin word "placare" meaning peaceful.
The name Serena is the Latin word for peaceful
The Pacific Ocean is named for its peaceful and calm nature, as the word "pacific" means peaceful in Latin.
Peaceful. Like "pacifist." From the Latin pax, "peace."----
It is the Latin word for Peaceful, Plaxico Buress is named after his uncle.
The root word for "appease" is "pacificus," which means "to pacify" or "to make peaceful" in Latin.
The root word for tranquility is "tranquil," which comes from the Latin word "tranquillus" meaning calm or peaceful.
The Pacific Ocean got its name from the Latin word "pacificus," which means peaceful.
Pax.
Peaceful is an adjective.
Peaceful meadows