compatible (adj.)
- accordant
- affable
- affirmative
- agreeable
- akin
- amiable
- amicable
- answerable
- appropriate
- blissful
- cheerful
- civil
- clubbable
- clubbish
- clubby
- coexistent
- coexisting
- coherent
- coincident
- coinciding
- commensurate
- communicative
- companionable
- companionate
- complaisant
- concordant
- concurring
- conformable
- congenial
- congruent
- congruous
- consentaneous
- consentient
- consistent
- consonant
- cooperative
- cordial
- correspondent
- corresponding
- courteous
- desirable
- dulcet
- empathetic
- empathic
- enjoyable
- equivalent
- fair
- felicitous
- fine
- fit
- fitting
- frictionless
- friendly
- genial
- good
- goodly
- gracious
- grateful
- gratifying
- gregarious
- harmonious
- honeyed
- hospitable
- likable
- like-minded
- meet
- mellifluous
- mellow
- nice
- peaceful
- pleasant
- pleasing
- pleasurable
- positive
- proper
- proportionate
- reconcilable
- rewarding
- satisfying
- self-consistent
- sociable
- social
- suitable
- sweet
- symbiotic
- sympathetic
- synchronized
- synchronous
- together
- unanimous
- understanding
- uniform
- united
- urbane
- welcome