Healing is one of the two available skill trees for the Life Staff Mastery in New World. Healing abilities mainly focus on healing both players and allies alike. Life Staves benefit from Focus.
All Healing Tree Abilities in New World
Healing Tree Active Abilities

Divine Embrace
Heal target for 150% weapon damage. Cooldown: 6 seconds.
Upgrades:
Privilege - Divine Embrace costs 25 Mana.
Shared Struggle - If target is below 50% health heal one additional ally within 8m for the same amount.
Rebound - If 2nd target is below 50% health heal another ally within 6m of that ally.

Sacred Ground
Create an area on the ground that lasts for 12s and heals 10% weapon damage every second. Cooldown: 20 seconds.
Upgrades:
Holy Ground - Regenerate Stamina and Mana 50% faster while in Sacred Ground.
Blessed - While allies are in Sacred Ground they are healed for 50% more from all healing.

Splash Of Light
You and all group members are healed for 60% weapon damage. Cooldown: 12 seconds.
Upgrades:
Shared Recovery - If you heal a target below 50% health gain 5% of your max mana.
Purify - Splash of Light also removes one debuff.
Healing Tree Passive Skills

Desperate Speed
When you heal an ally with less than 50% health Life Staff cooldowns are reduced by 10%.

Sacred Protection
While holding a Life Staff: increase the base health of all friendlies in your group by 10%.

Absolved
Life Staffs Light and Heavy attack no longer take mana.

Mending Touch
Life Staffs Heavy Attack now removes one debuff when hitting an ally.

Blissful Touch
Light attacks now heal target for 20% weapon damage when hitting an ally.

Revitalize
When you hit with a light attack reduce all your cooldowns by 5%.

Enchanted Justice
When hit in battle activate a healing aura for you and nearby friends in a 4m radius healing for 10% weapon damage each second for 6s. (cooldown 120s)

Intensify
Heavy Attacks give you increase healing by 10% for 10s (max 3 stacks).

Divine Blessing
When you heal an ally if their health is below 50%: heal for 30% more.