omit vs leave out

omit and leave out both are verbs.

Word	Noun	Adjective	Verb	Adverb
omit	No	No	Yes	No
leave out	No	No	Yes	No

As verbs, omit and leave out are synonyms defined as:

Other synonyms of omit include drop, miss, neglect, overleap, overlook, pretermit.

As verbs, omit and leave out are synonyms defined as:

omit and leave out: prevent from being included or considered or accepted

Other synonyms of omit include except, exclude, leave off, take out.

omit (verb)	leave out (verb)
leave undone or leave out	leave undone or leave out
prevent from being included or considered or accepted	prevent from being included or considered or accepted