familiar with, well acquainted with

hooting and hollering

to change one's mind

communications, liaison

to communicate

to comfort, console

to contact, stay in contact with

to persist, persevere, keep on, continue on; to insist on, to stick to/with, to uphold, to assert, to stick up for, to safeguard, to protect, to maintain

to convince

to holler, to howl, to shout