Words related to tact

Proto-Indo-European root meaning "to touch, handle," with figurative extensions ("border on; taste, partake of; strike, hit; affect, impress; trick, cheat; mention, speak of").

It forms all or part of: attain; contact; contaminate; entire; intact; integer; integrate; integrity; noli me tangere; tact; tactics; tactile; tangent; tangible; task; taste; tax; taxis.

It is the hypothetical source of/evidence for its existence is provided by: Latin tangere "to touch," taxare "to touch, assess," tactus "touch," integer "intact, whole, complete, perfect; honest;" Greek tassein "to arrange," tetagon "having seized;" Old English þaccian "stroke, strike gently."
tactful (adj.)
1844, from tact + -ful. Related: Tactfully; tactfulness.
tactless (adj.)
"characterized by want of tact," 1830, from tact + -less. Related: Tactlessly; tactlessness.
tactual (adj.)
"pertaining to the sense of touch," 1640s, from Latin tactus "a touch" (see tact) + -al (1).