- self-explanatory
- self-governing
- self-interest
- self-interested
- sloth
- stenographer
- self-restraint
- selfless service
- sell one's soul for
- sell one's soul to the devil
- seminar
- sell someone out
- sell someone short
- semeiometer
- semi-barbarian
- septennial
- semi-precious
- semi-vowel
- semiotics
- strict
- semitic languages
- sempervirent
- strand
- send someone down
- sole heir
- sense
- sense of humour
- stressful
- sensualize
- sensuous
- sustained
- sister concern
- sentimentalize
- sincerity
- sequaciousness
- sequence
- sequent
- sequester
- serai
- serb
- stuck with
- sinewy
- sericulture
- sericulturist
- seriously
- serjeant at-arms
- serotypes
- serval
- serve a sentence
- serve out
- submit
- service fighters
- serviette
- serving
- servitor
- sesquipedal
- soft nothings
- set a price on one's life
- succeeding
- set in hand
- set mind at rest
- succour
- set one's mind at rest
- set one's wit to
- set one's wit to anothers
- sackcloth
- set someone apart
- set something up
- set up house
- summons
- sunshine
- shammy
- setter
- simpleton
- settler
- superior
- setula
- seventhly
- sex appeal
- sex reversal
- sexagenarian
- sexagenary
- sextant
- short list
- swarm
- stream of consciousness
- swarthy
- sexual relation
- sexy
- swear
- shackle-bolt
- shade of difference
- shadow
- shagged
- shake
- shake out
- shake someone up, shake something up
- shake something
- shake with anger
- series of events