oh 2 
(ō)
(ō)n.
Zero.
[From the number zero's resemblance to the letter O.]
- SSRI
- SSS
- SST
- SSW
- -st
- -st
- ST
- st.
- St.
- stab
- Charles I
- Charles I
- Charles II
- Charles I or "Charles the Great."
- Charles IX
- Charles James
- Charles John Huffam
- Charles Joseph
- Charles Louis Napoleon Bonaparte.
- Charles Lutwidge
- Charles Marie
- Charles Martel
- Charles Martin
- Charles McArthur Ghankay
- Charles Monroe