Brr 
Brrr 
Byrl 
Bys 
Crwth 
Cry 
Crypt 
Cwm 
Cyst 
Dry 
Dryly 
Drys 
Fly 
Flyby 
Flysch 
Fry 
Ghyll 
Glycyl 
Glyph 
Gym 
Gyp 
Gypsy 
Hmm 
Hymn 
Hyp 
Lymph 
Lynch 
Lynx 
Myrrh 
Myth 
Mythy 
Nth 
Nymph 
Pfft 
Phpht 
Pht 
Ply 
Pry 
Psst 
Psych 
Pygmy 
Pyx 
Rhythm 
Rynd 
Scry 
Shh 
Shyly 
Sky 
Slyly 
Spryly 
Spy 
Sty 
Stymy 
Sylph 
Sylphy 
Syn 
Synch 
Syncs 
Synth 
Syph 
Thy 
Thymy 
Try 
Tryst 
Tsk 
Tsktsk 
Typp 
Typy 
Why 
Wry 
Wryly 
Wych 
Wyn
Wynd 
Wynn 
Xylyl 
Xyst
