Reputation

Determines how NPCs will react to a player. Levels of reputation are Hated, Hostile, Unfriendly, Neutral, Friendly, Honored, Revered, and Exalted. Some items, quests, and recipes require a certain level of reputation to use or obtain. Reputation is gained and lost through killing NPCs and completing quests.

Res

Short for resurrect. Return to life after health has been reduced to zero.

Respawn

When a monster that has been killed appears again

Respec

Paying a trainer to unlearn all talents in order to reallocate talent points in a different way. The cost starts at 1 gold and increases to up to a maximum of 50 gold.

RFC

Ragefire Chasm, an instance in Orgrimmar

RFD

Razorfen Downs, an instance in the Barrens

RFK

Razorfen Kraul, an instance in the Barrens

RL

Real Life

Roll

Create new character. Also, generate a random number using the in-game loot rolling system, the /roll command, or dice.

Root

hold a target in place or an ability or spell that causes such an effect.

Scholo

Scholomance, an instance in Western Plaguelands

Seth Halls

Sethekk Halls, an Auchindoun instance in Terokkar Forest

SFK

Shadowfang Keep, an instance in Silverpine Forest

SH

Shattered Halls, a Hellfire Citadel instance in Hellfire Peninsula

Shard

Soul Shard, a reagent created by warlocks' Drain Soul spell. Also, refers to disenchanting an item.

Slabs

Shadow Labyrinth, an Auchindoun instance in Terokkar Forest

Slave Pens

SM

Scarlet Monastery, a set of instances in Tristfal Glades

SMV

Shadowmoon Valley, a zone in the outlands

Snare

Reduce movement speed or an ability or spell that causes such an effect