From WoWWiki

Healing spells are spells that restore HP to friendly targets. Some supply healing directly when the spell is cast, some cause healing over time, and others apply a buff that regenerates health on some other effect.

Contents 1 Friendly Healing 1.1 Death knight 1.2 Druid 1.3 Paladin 1.4 Priest 1.5 Shaman 1.6 Draenei 2 Self-healing, Drains and Pet-healing 2.1 Druid 2.2 Paladin 2.3 Priest 2.4 Warlock 2.5 Hunter 2.6 Warrior

Friendly Healing

These spells may be cast to heal other friendly targets including NPCs, player characters and pets. (Some of these spells can only be used through a party or raid.)

See Healing Comparison for an advanced comparison of these spells across talents and +healing.

Death knight

• Death Coil (Undead only)

Druid

• Rejuvenation
• Healing Touch
• Regrowth
• Tranquility
• Lifebloom

Paladin

• Holy Light
• Lay on Hands
• Flash of Light
• Judgement of Light
• Holy Shock

Priest

• Lesser Heal
• Renew
• Heal
• Flash Heal
• Holy Nova
• Greater Heal
• Lightwell
• Prayer of Healing
• Circle of Healing
• Vampiric Embrace (Heals through shadow damage)
• Prayer of Mending (Heals and jumps on damage)

Shaman

• Lesser Healing Wave
• Healing Wave
• Healing Stream Totem
• Chain Heal
• Earth Shield (Heals target when damaged)

Draenei

• Gift of the Naaru

Self-healing, Drains and Pet-healing

These spells can restore health to the caster or their Pet or Minion.

Druid

• Frenzied Regeneration (self only in Bear Form)

Paladin

• Seal of Light

Priest

• Devouring Plague (Undead only)
• Desperate Prayer (Human and Dwarf only)

Warlock

These typically heal the caster while damaging the target.

• Death Coil
• Drain Life
• Health Funnel (transfers warlock's health to its minion)
• Siphon Life

Hunter

• Mend Pet

Warrior

• Bloodthirst (Heals on hit)