adjective
1.
Synonyms: harmonious 3, amicable, amical, friendly
Antonyms: uncongenial
2.
Synonyms: consonant 1, agreeable, compatible, congruous, consistent, sympathetic
Related Word: companionable, cooperative, social; affable, cordial, genial, gracious, sociable; pleasant, pleasing
Antonyms: uncongenial; antipathetic ( of persons ); abhorrent ( of tasks, responsibilities )
3.
Synonyms: pleasant 1, agreeable, favorable, good, grateful, gratifying, nice, pleasing, pleasurable, welcome
4.
Synonyms: gracious 1, affable, cordial, genial, sociabl