done for vs ruined

done for and ruined both are adjectives.

Word	Noun	Adjective	Verb	Adverb
done for	No	Yes	No	No
ruined	No	Yes	No	No

As adjectives, done for and ruined are synonyms defined as:

Other synonyms of done for include sunk, undone, washed-up.

done for (adjective)	ruined (adjective)
destroyed or killed	destroyed physically or morally
doomed to extinction	doomed to extinction
	brought to ruin