It is also used when a character's strength is needed for a certain task. Agility applies to a subject's bonus armor check, and the number a character must roll on in order to run away from the creature. Agility is also used for dodging certain traps, and spells. Intilect applies to the character's bonus battle points, and the bonus number of combat skills. Charm applies to a characters recruiting skills, his persuasivness, and the ability to lead.
Combat skills are special skills that a character can use in combat or in field.
But, they are a little different. You start off with a certain number of battle points when you create your character. Battle Points are used to buy different combat skills. The number beside the combat skill is the number of points you use to use the skill. Here is what the descriptions mean.