lookout vs outlook

lookout and outlook both are nouns.

Word	Noun	Adjective	Verb	Adverb
lookout	Yes	No	No	No
outlook	Yes	No	No	No

As nouns, lookout and outlook are synonyms defined as:

lookout (noun)	outlook (noun)
the act of looking out	the act of looking out
a structure commanding a wide view of its surroundings	belief about (or mental picture of) the future
an elevated post affording a wide view	a habitual or characteristic mental attitude that determines how you will interpret and respond to situations
a person employed to keep watch for some anticipated event