withdrawal vs detachment

withdrawal and detachment both are nouns.

Word	Noun	Adjective	Verb	Adverb
withdrawal	Yes	No	No	No
detachment	Yes	No	No	No

As nouns, withdrawal and detachment are synonyms defined as:

withdrawal (noun)	detachment (noun)
the act of withdrawing	the act of releasing from an attachment or connection
formal separation from an alliance or federation	coming apart
the termination of drug taking	avoiding emotional involvement
the act of taking out money or other capital	a small unit of troops of special composition
a method of birth control in which coitus is initiated but the penis is deliberately withdrawn before ejaculation	the state of being isolated or detached
the act of withdrawing blood, tumors, etc.
the act of ceasing to participate in an activity
a retraction of a previously held position
avoiding emotional involvement