Absolutely. Christ said “behold your mother” to the Apostles. Some of the last words he spoke on the cross. Out of respect, I personally would refer to her as our Mother instead of “mom”.
Holy Mary
L: Holy Mother of God
L: Holy Virgin of virgins
L: Mother of Christ
L: Mother of Divine grace
L: Mother most pure
L: Mother most chaste
L: Mother inviolate
L: Mother undefiled
L: Mother most amiable
L: Mother most admirable
L: Mother of good counsel
L: Mother of our creator
L: Mother of our Saviour
L: Virgin most prudent
L: Virgin most venerable
L: Virgin most renowned
L: Virgin most powerful
L: Virgin most merciful
L: Virgin most faithful
L: Mirror of justice
L: Seat of wisdom
L: Cause of our joy
L: Spiritual vessel
L: Vessel of honour
L: Singular vessel of devotion
L: Mystical rose
L: Tower of David
L: Tower of ivory
L: House of gold
L: Ark of the covenant
L: Gate of heaven
L: Morning star
L: Health of the sick
L: Refuge of sinners
L: Comforter of the afflicted
L: Help of Christians
L: Queen of Angels
L: Queen of Patriarchs
L: Queen of Prophets
L: Queen of Apostles
L: Queen of Martyrs
L: Queen of Confessors
L: Queen of Virgins
L: Queen of all saints
L: Queen conceived without original sin
L: Queen assumed into heaven
L: Queen of the most Holy Rosary
L: Queen of peace
DISCLAIMER: Catholic Answers has turned over the archive to Catholic-Questions.org and no longer owns, manages, or moderates the forums. For additional apologetics resources please visit www.catholic.com.