#1
vellicate v. [
tickle, titillate] touch (a body part) lightly so as to excite the surface nerves and cause uneasiness, laughter, or spasmodic movements
. wn #2
vellicate v. [
pinch] irritate as if by a nip, pinch, or tear; "smooth surfaces can vellicate the teeth"; "the pain is as if sharp points pinch your back"
. wn