
Apparently, he posted intimate details
of their PHYSICAL relationship on his blog...
The Big Bang Theory Season 1, Episode 17

...that will ultimately backfire
and cause me PHYSICAL injury?
The Big Bang Theory Season 4, Episode 2

So you wanted to learn something PHYSICAL
and you came to Howard Wolowitz?
The Big Bang Theory Season 10, Episode 22

Okay. Sheldon, being PHYSICAL with Amy
is a huge step for you.
The Big Bang Theory Season 9, Episode 11

After his
PHYSICAL demise,
The Big Bang Theory Season 7, Episode 22