feel like a million vs feel like a million dollars

feel like a million and feel like a million dollars both are verbs.

Word	Noun	Adjective	Verb	Adverb
feel like a million	No	No	Yes	No
feel like a million dollars	No	No	Yes	No

As verbs, feel like a million and feel like a million dollars are synonyms defined as:

feel like a million and feel like a million dollars: be in excellent health and spirits

feel like a million (verb)	feel like a million dollars (verb)
be in excellent health and spirits	be in excellent health and spirits