If it's viral, we're all SUSCEPTIBLE. (The Big Bang Theory Season 12, Episode 23)
How about a 3D TACTILE communicator rigged for cross-sensory transposition? (The Big Bang Theory Season 8, Episode 21)
If it's not TANGIBLE, how do you know (The Big Bang Theory Season 11, Episode 9)
but I know it's kind of a TOUCHY subject. (The Big Bang Theory Season 9, Episode 17)
Superman is VULNERABLE to magic. (The Big Bang Theory Season 1, Episode 5)