Antonyms of adj tactless

2 senses of tactless

Sense 1
tactless (vs. tactful), untactful -- (lacking or showing a lack of what is fitting and considerate in dealing with others; "in the circumstances it was tactless to ask her age")

tactful (vs. tactless) -- (having or showing a sense of what is fitting and considerate in dealing with others; "she was tactful enough not to shatter his illusion"; "a tactful remark eased her embarrassment")
        => discerning, discreet -- (unobtrusively perceptive and sympathetic; "a discerning editor"; "a discreet silence")

Sense 2
inept, tactless -- (revealing lack of perceptiveness or judgment or finesse; "an inept remark"; "it was tactless to bring up those disagreeable")

INDIRECT (VIA maladroit) -> adroit -- (quick or skillful or adept in action or thought; "an exceptionally adroit pianist"; "an adroit technician"; "his adroit replies to hecklers won him many followers"; "an adroit negotiator")

Similarity of adj tactless

2 senses of tactless

Sense 1
tactless (vs. tactful), untactful -- (lacking or showing a lack of what is fitting and considerate in dealing with others; "in the circumstances it was tactless to ask her age")
          Also See-> inconsiderate#1; inelegant#1

Sense 2
inept, tactless -- (revealing lack of perceptiveness or judgment or finesse; "an inept remark"; "it was tactless to bring up those disagreeable")
       => maladroit (vs. adroit) -- (not adroit; "a maladroit movement of his hand caused the car to swerve"; "a maladroit translation"; "maladroit propaganda")