mission vs deputation

mission and deputation both are nouns.

Word	Noun	Adjective	Verb	Adverb
mission	Yes	No	No	No
deputation	Yes	No	No	No

As nouns, mission and deputation are synonyms defined as:

Other synonyms of mission include commission, delegacy, delegation.

mission (noun)	deputation (noun)
a special assignment that is given to a person or group	authorizing subordinates to make certain decisions
an operation that is assigned by a higher headquarters	a group of representatives or delegates
the organized work of a religious missionary
a group of representatives or delegates
an organization of missionaries in a foreign land sent to carry on religious work