Word family noun profit profitability profiteering profiteer adjective profitable ≠ unprofitable profitless verb profit profiteer adverb profitably profitlessly 
From Longman Dictionary of Contemporary Englishprofitlessprof‧it‧less /ˈprɒfətləs $ ˈprɑː-/ adjective formal  POINTLESSPROFITnot making a profit, or not useful to do OPP profitable —profitlessly adverbExamples from the Corpus
profitless• Some advertise in the local papers - to my mind quite the most profitless form of contact or recruitment. 
