tang/tact

touch

Spelled tang, tact, tig · tangere, tactus 'to touch'

Latin tangere, to touch: tangible things can be touched, contact brings surfaces together, and intact objects remain untouched.

Words built from it

tangible — able to be touched or clearly grasped
tang (touch) + -ible (able to be)
contact — the state of touching or communicating
con- (together) + tact (touch)
intact — untouched and whole
in- (not) + tact (touched)
tactful — handling situations without offending others
tact (touch) + -ful (full of)
attain — to reach or achieve through effort
at- (toward) + tain (tang, touch)
tangent — a line touching a curve at one point; a digression
tang (touch) + -ent (forming a noun/adjective)

mustang — from Spanish mestengo 'stray animal,' not Latin tangere 'touch'
tactics — from Greek taktike/tassein 'to arrange, put in order'; unrelated to Latin tangere.