retirement savings account vs retirement plan

retirement savings account and retirement plan both are nouns.

Word	Noun	Adjective	Verb	Adverb
retirement savings account	Yes	No	No	No
retirement plan	Yes	No	No	No

As nouns, retirement savings account and retirement plan are synonyms defined as:

retirement savings account and retirement plan: a plan for setting aside money to be spent after retirement

Other synonyms of retirement savings account include pension account, pension plan, retirement account, retirement program, retirement savings plan.

retirement savings account (noun)	retirement plan (noun)
a plan for setting aside money to be spent after retirement	a plan for setting aside money to be spent after retirement