lay evangelism
Christian term referring to evangelistic work carried out by lay believers rather than ordained clergy.
Lay evangelism is actively carried out in this church.
伝道 is general evangelism or missionary work, while 信徒伝動 specifically refers to evangelism by lay believers.
lay missionary
Compound of 信徒 (believer, layperson) and 伝動 (evangelism, missionary work). The exact historical derivation is uncertain; the term is used in Christian contexts.