profitable (adj.)
- advantageous
- advisable
- appropriate
- auspicious
- banausic
- becoming
- befitting
- beneficial
- benevolent
- bon
- bonny
- braw
- capital
- cogent
- commendable
- conducive
- congruous
- constructive
- contributory
- convenient
- decent
- desirable
- effective
- elegant
- estimable
- excellent
- expedient
- fair
- famous
- fat
- favorable
- feasible
- felicitous
- fine
- fit
- fitting
- fruitful
- gainful
- good
- goodly
- grand
- happy
- healthy
- helpful
- kind
- laudable
- likely
- lucrative
- meet
- moneymaking
- nice
- noble
- opportune
- paying
- pleasant
- politic
- positive
- productive
- proper
- regal
- remedial
- remunerative
- reparative
- retributive
- retributory
- rewardful
- rewarding
- right
- royal
- salutary
- satisfying
- seasonable
- seemly
- serviceable
- skillful
- sound
- splendid
- suitable
- therapeutic
- timely
- useful
- utilitarian
- valid
- valuable
- virtuous
- well-timed
- wise
- worthwhile
Revenge is profitable, gratitude is expensive.