Offertory and Religious offering

Offertory noun - The part of the Eucharist when bread and wine are offered to God.

Religious offering and offertory are semantically related. In some cases you can use "Religious offering" instead a noun "Offertory".

Religious offering noun - The act of offering the bread and wine of the Eucharist.

Offertory and religious offering are semantically related. Sometimes you can replace term "Offertory" with "Religious offering", this terms are similar.