(missionaries)
1.
A ~ is a Christian who has been sent to a foreign country to teach people about Christianity.
N-COUNT
2.
Missionary is used to describe the activities of missionaries.
You should be in ~ work.
ADJ: ADJ n
3.
If you refer to someone’s enthusiasm for an activity or belief as ~ zeal, you are emphasizing that they are very enthusiastic about it.
She had a kind of ~ zeal about bringing culture to the masses.
ADJ: ADJ n emphasis