Half Actions

Your turn can be split into 2 half actions, or things that do not take up the whole amount of time. Examples include:
Melee attacks, ranged attacks, casting a combat spell, aiding someone, drawing a weapon, drinking a potion, escaping a grapple, initiating a grapple, moving up to your movement, casting counterspells, loading a crossbow, mounting, dismounting, retrieving a stored item, standing up, sheathing a weapon and other actions that are quicker to do.