ศัพท์พื้นฐานที่ขึ้นต้นด้วย s (ตาม list ของดิก Longman)
http://www.pu-kumamoto.ac.jp/~rlavin/resources/wordlists/LDV.html
- sad
- safe
- safety
- sail
- sale
- salt
- same
- sand
- satisfaction
- satisfactory
- satisfy
- save
- say
- scale
- scatter
- scene
- scenery
- school
- science
- scientific
- scientist
- scissors
- screw
- sea
- search
- season
- seat
- second
- secrecy
- secret
- secretary
- see
- seed
- seem
- seize
- sell
- send
- sensation
- sense
- senseless
- sensible
- sensitive
- sentence
- separate
- serious
- servant
- serve
- service
- set
- settle
- seven
- seventh
- several
- severe
- sew
- sex
- sexual
- shade
- shadow
- shake
- shall
- shame
- shape
- share
- sharp
- she
- sheep
- sheet
- shelf
- shell
- shelter
- shield
- shine
- ship
- shirt
- shock
- shoe
- shoot
- shop
- shopkeeper
- shore
- short
- shot
- should
- shoulder
- shout
- show
- shut
- sick
- side
- sideways
- sight
- sign
- signal
- signature
- silence
- silent
- silk
- silly
- silver
- similar
- similarity
- simple
- since
- sincere
- sing
- single
- singular
- sink
- sister
- sit
- situation
- six
- sixth
- size
- skill
- skillful
- skin
- skirt
- sky
- slave
- sleep
- slide
- slight
- slip
- slippery
- slope
- slow
- small
- smell
- smile
- smoke
- smooth
- snake
- snow
- so
- soap
- social
- society
- sock
- soft
- soil
- soldier
- solemn
- solid
- some
- somehow
- someone
- something
- sometimes
- somewhere
- son
- song
- soon
- sore
- sorrow
- sorry
- sort
- soul
- sound
- soup
- sour
- south
- southern
- space
- spacecraft
- spade
- speak
- spear
- special
- specialist
- speech
- speed
- spell
- spend
- spin
- spirit
- spite
- splendid
- split
- spoil
- spoon
- sport
- spot
- spread
- spring
- square
- stage
- stair
- stamp
- stand
- standard
- star
- start
- state
- station
- stay
- steady
- steal
- steam
- steel
- steep
- stem
- step
- stick
- sticky
- stiff
- still
- sting
- stitch
- stomach
- stone
- stop
- store
- storm
- story
- straight
- strange
- stranger
- stream
- street
- strength
- stretch
- strike
- string
- stroke
- strong
- structure
- struggle
- student
- study
- stupid
- style
- subject
- substance
- subtract
- succeed
- success
- successful
- such
- suck
- sudden
- suffer
- sugar
- suggest
- suit
- suitable
- sum
- summer
- sun
- supper
- supply
- support
- suppose
- sure
- surface
- surprise
- surround
- swallow
- swear
- sweep
- sweet
- swell
- swim
- swing
- sword
- sympathetic
- sympathy
- system