Last rites and Religious rite

Last rites noun - Rites performed in connection with a death or burial.

Religious rite and last rites are semantically related. In some cases you can use "Religious rite" instead a noun phrase "Last rites".

Religious rite noun - An established ceremony prescribed by a religion.

Last rites and religious rite are semantically related. Sometimes you can replace phrase "Last rites" with "Religious rite", this phrases are similar.