unharmonious,
inharmonious lacking in harmony of parts; "an inharmonious (or incongruous) mixture of architectural styles"
compatible able to exist and perform in harmonious or agreeable combination; "a compatible married couple"; "her deeds were compatible with her ideology"
harmonic,
sympathetic relating to vibrations that occur as a result of vibrations in a nearby body; "sympathetic vibration"
on-key,
true in tune; accurate in pitch; "a true note"
pure in a state of sexual virginity; "pure and vestal modesty"; "a spinster or virgin lady"; "men have decreed that their women must be pure and virginal"
harmonious -
exhibiting equivalence or correspondence among constituents of an entity or between different entities
balanced being in a state of proper equilibrium; "the carefully balanced seesaw"; "a properly balanced symphony orchestra"; "a balanced assessment of intellectual and cultural history"; "a balanced blend of whiskeys"; "the educated man shows a balanced development of all his powers"
harmonious -
existing together in harmony; "harmonious family relationships"
compatible able to exist and perform in harmonious or agreeable combination; "a compatible married couple"; "her deeds were compatible with her ideology"
harmonious -
suitable and fitting; "the tailored clothes were harmonious with her military bearing"