
No visible REACTION.
The Big Bang Theory Season 7, Episode 5

Given the REACTION to my costume...
The Big Bang Theory Season 1, Episode 6

...the success or failure of the date would
be based on the biochemical REACTION...
The Big Bang Theory Season 1, Episode 3

My friend
is having allergic REACTION to peanuts.
The Big Bang Theory Season 1, Episode 16

Still no REACTION.
The Big Bang Theory Season 7, Episode 5