Englishtactful
adjective
a tactful little cough:
considerate, sensitive, understanding, thoughtful, delicate, diplomatic, discreet, discerning, judicious, politic, perceptive, subtle, careful, treating someone/something with kid gloves;
courteous, cordial, polite, decorous, seemly, respectful;
informal savvy;
dated mannerly.
▷antonyms tactless, indiscreet, gauche.
tactful Oxford Dictionary of English