divine service vs invocation

divine service and invocation both are nouns.

Word	Noun	Adjective	Verb	Adverb
divine service	Yes	No	No	No
invocation	Yes	No	No	No

divine service (noun)	invocation (noun)
the act of public worship following prescribed rules	the act of appealing for help
	calling up a spirit or devil
	a prayer asking God's help as part of a religious service
	an incantation used in conjuring or summoning a devil