initialisation vs formatting

initialisation and formatting both are nouns.

Word	Noun	Adjective	Verb	Adverb
initialisation	Yes	No	No	No
formatting	Yes	No	No	No

As nouns, formatting is a hypernym of initialisation; that is, formatting is a word with a broader meaning than initialisation:

initialisation: (computer science) the format of sectors on the surface of a hard disk drive so that the operating system can access them and setting a starting position
formatting: the organization of information according to preset specifications (usually for computer processing)

Other hypernyms of initialisation include data format, data formatting, format.

initialisation (noun)	formatting (noun)
(computer science) the format of sectors on the surface of a hard disk drive so that the operating system can access them and setting a starting position	the organization of information according to preset specifications (usually for computer processing)