ଅର୍ଥ : A member of a military force that is assigned (often with international sanction) to preserve peace in a trouble area.
ଅର୍ଥ : Someone who keeps peace.
ଉଦାହରଣ :
She's the peacekeeper in that family.
ଅର୍ଥ : The pistol of a law officer in the old West.