![The plural of The plural of](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
The plural of "COCCYX" is "coccyges."
The Big Bang Theory Season 3, Episode 14
![- I think I bruised my coccyx.
- Aw, poor baby.
- I think I bruised my coccyx.
- Aw, poor baby.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
- I think I bruised my COCCYX.
- Aw, poor baby.
The Big Bang Theory Season 3, Episode 14
![cradles the coccyx,
balances the buttocks.
cradles the coccyx,
balances the buttocks.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
cradles the COCCYX,
balances the buttocks.
The Big Bang Theory Season 5, Episode 2