deliberation vs weighing

deliberation and weighing both are nouns.

Word	Noun	Adjective	Verb	Adverb
deliberation	Yes	No	No	No
weighing	Yes	No	No	No

As nouns, deliberation and weighing are synonyms defined as:

Other synonyms of deliberation include advisement.

deliberation (noun)	weighing (noun)
the trait of thoughtfulness in action or decision	careful consideration
a rate demonstrating an absence of haste or hurry
planning something carefully and intentionally
careful consideration
(usually plural) discussion of all sides of a question