IPA: /ˈtʃɜːrtʃˌwɔːdən/
KK: /ˈtʃɜːrtʃˌwɔrdən/
A person in the Anglican Church who is chosen to manage the non-religious matters of the church and its property.
The churchwarden organized the fundraising event for the new roof of the church.
Churchwarden → It is formed from "church" (from Old English *cirice*, meaning a place of worship) and "warden" (from Old French *gardien*, meaning guardian or keeper). A churchwarden is a guardian or keeper of a church.
Think of a 'guardian' ('warden') of a 'place of worship' ('church') — that's what a churchwarden is.