Common verbs:
* Shake
* Shine
* Shoot
* Show
* Shout
* Shrink
* Shut
* Share
* Shape
* Sharpen
* Shave
* Shift
* Shine
* Shop
* Shoot
* Shore
* Shorten
* Shout
* Show
* Shower
* Shred
* Shrink
* Shut
Less common verbs:
* Sham
* Shank
* Shape
* Sharpen
* Shatter
* Shave
* Shear
* Sheer
* Shell
* Shelter
* Shimmer
* Ship
* Shirk
* Shock
* Shoe
* Shoot
* Shore
* Shorten
* Shred
* Shrink
* Shudder
* Shuffle
* Shut
* Shy
* Sift
* Sigh
* Signal
* Sing
* Sink
* Sip
* Sizzle
* Skate
* Skip
* Skirt
* Slay
* Sleep
* Slide
* Sling
* Slip
* Slit
* Slobber
* Slop
* Slouch
* Smother
* Smuggle
* Snap
* Snatch
* Sneak
* Sniff
* Snore
* Snuggle
* Soak
* Soar
* Sob
* Solicit
* Solve
* Somersault
* Sooth
* Sought
* Sound
* Sour
* Sow
* Span
* Sparkle
* Speak
* Spell
* Spend
* Spill
* Spin
* Spit
* Splatter
* Split
* Spoil
* Sport
* Spread
* Spring
* Sprout
* Spur
* Spy
* Squash
* Squeak
* Squeeze
* Stab
* Stack
* Stagger
* Stain
* Stamp
* Stand
* Start
* Starve
* Stay
* Steal
* Steer
* Stem
* Step
* Stick
* Stiffen
* Stifle
* Sting
* Stir
* Stitch
* Stomp
* Stone
* Stop
* Strain
* Strand
* Stretch
* Strike
* Strip
* Strive
* Stroke
* Strong
* Structure
* Struggle
* Stuff
* Stumble
* Submit
* Submerge
* Substitute
* Succeed
* Suck
* Sue
* Suggest
* Suit
* Summon
* Supervise
* Supply
* Support
* Suppose
* Suppress
* Sure
* Surge
* Surpass
* Survey
* Survive
* Suspend
* Swallow
* Swamp
* Sway
* Sweep
* Swell
* Swerve
* Swim
* Swing
* Switch
* Swoon
This is just a starting point, and there are many more verbs that start with "sh." Feel free to explore different dictionaries and thesauruses to find more examples!