Cases of word usage

1) the eastern part of a church round the alter, used by the priest(s) and choir (chancel)

2) in an eastern direction or position (easterly)

3) (in a church) the eastern part of the chancel beyond the choir; the ruling body of the Presbyterian Church; the home of a Roman Catholic priest (presbytery)

4) (the dried leaves of) a kind of a small bush of eastern Asia, India etc, used to make a drink by pouring hot water on the leaves (tea)