Sbri-di-ri
sbrigyn
sbring
sbringyn
sbrintio
sbriwsen
sbriwsen Norwy
sbŵl
sbwliau
sbwlio
sbwlydd
sbwlyddion
sbwng
sbwriel
sbwylio
Scaer
scandiwm
Scarlet FM
Scarlets Llanelli
sceïd
Schiehallion
Schutzstaffel
scíath
Scipio
Scipio Africanus
Scooby-Doo
Scordisci
scoth
Scott
Scott Beaumont
SCR
Scrabble
Screaming Lord Sutch
scrípaid
SDD
SDG
sdim ots
SDP
seaborgiwm
seacht
Sea Empress
Sealand
Seamus Heaney
Sean
Sean Bean
Sean Moore
Seán T. O’Kelly
Sean Yates
Seasick Steve
Sebastià
Cymraeg