the nature of something

-ity, -ness, the nature of quality or something

one's nature / characteristic

main dish; main course

(dated) you (to someone of equal or inferior status)

head of household, head of the family

the lowest of the four kan ranks in the ancient Japanese Ritsuryō system of government

the lowest of the four kan ranks in the ancient Japanese Ritsuryō system of government

the Creator

(databases) primary key