How to pronounce “pacifier”(noun) in English

have anxious movement to try to calm ourselves down or pacify ourselves or soo ourselves. It's actually a leftover from when we were babies. When we were babies, we were upset. Our parents oftengave us a pacifier. So, we sucked on a pacifier or sucked on our thumb or they would rub our back orrub our head to calm us down. Still, as adults, if we are feeling anxious or nervous, we might rub our own arms or rub the back of our neck or crack our knuckles as if trying to calm ourselves