compatible
sociable
accordant
affable
affinitive
affirmative
agnate
agreeable
agreeing
akin
allied
amiable
amicable
answerable
appertaining
associative
at one
attuned
blissful
brotherly
cheerful
civil
clubbable
clubbish
clubby
coexistent
coexisting
cognate
coherent
coincident
coinciding
commensurate
communicative
companionable
companionate
comparable
comparative
complaisant
concordant
concurring
conformable
congeneric
congenerous
congruent
congruous
connate
connatural
connected
connective
consentaneous
beneficial
cordial
enjoyable
genial
healthful
helpful
honorable
hospitable
instructive
intimate
pleasurable
uncongenial