marginal vs unprofitable

marginal and unprofitable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
marginal	No	Yes	No	No
unprofitable	No	Yes	No	No

marginal (adjective)	unprofitable (adjective)
of questionable or minimal quality	producing little or no profit or gain
just barely adequate or within a lower limit
at or constituting a border or edge
producing at a rate that barely covers production costs