head; chief; merit; strong point; superiority; major
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; indicates a confident conclusion; indicates emotional emphasis; indicates question
assistance; help; helper; babe; chick; broad
vibrancy; strength; one's prime (around age 30; esp. of a man); counter for cones or sticks of moxa burned on the skin (in moxibustion)