Skills are a actions that increase your proficiency in said skill

The skills are categorized into Combat Gathering or Other The Combat Skills are Unarmed,

Archery, Swords, Axes and Taming

The Gathers Skills are Mining, Woodcutting, Herbalism, Excavation, and Fishing

The Other types of Skills are Repair, Acrobatics and Alchemy

There are 2 more types of Skill and these are called child Skills they are also under Other Skills

These skills are Salvage which is a child of repair and fishing, and Smelting which is a child of repair and mining