(transitive) To bring peace to (a place or situation), by ending war, fighting, violence, anger or agitation. / (transitive) To appease (someone).

present participle of pacify

Someone or something that pacifies. / (Canada, US) A rubber or plastic device imitating a nipple that goes into a baby’s mouth, used to calm and quiet the baby.

plural of pacifier

simple past tense and past participle of pacify

Third-person singular simple present indicative form of pacify

capable of being pacified

So as to pacify or calm.