| Group | Keyword | Word |
| Hand Prop
| Musical Instrument |
Stradivarius |
| Miscellaneous
| Product, Commodity |
Stradivarius |
| Miscellaneous
| Horse Racing |
Straker, John |
| Name of Place in UK
| Road |
Strand |
| Organisation, Establishment
| Post Office |
Strand postmark |
| Name of Place in the World
| Germany |
Strasburg |
| Enterprise, Trade
| Manufacturing |
Straubenzee |
| Organisation, Establishment
| Association |
Strauss, Herman |
| Name of Place in UK
| Dwelling District |
Streatham |
| Household
| Child |
Street Arab |
| Status, Profession
| Private Detective |
Street Arab detective corps |
| Household
| Child |
Street Arab detective corps |
| Name of Place in UK
| Other Place |
Stroud Valley |
| Medicine, Chemistry
| Medicine, Chemical |
Strychnine |
| Status, Profession
| Teacher, Student |
Student |
| Miscellaneous
| Canon |
Study in Scarlet |
| Name of Place in the World
| America |
Stylestown |
| Status, Profession
| Soldier |
Subaltern |
| Medicine, Chemistry
| Anatomy, Body Part |
Subclavian artery |
| Medicine, Chemistry
| Treatment, Inspection |
Subcutaneously |
| Status, Profession
| Office Clerk |
Sublibrarian |
| Status, Profession
| Soldier |
Sub-lieutenant |
| Transportation
| Ship, Vessel |
Submarine |
| Status, Profession
| Government Official |
Subordinate |
| Organisation, Establishment
| Railway Station |
Suburban station |
| Status, Profession
| Teacher, Student |
Sudbury |
| Name of Place in the World
| Egypt |
Suez Canal |
| Animal, Plant
| Plant |
Sulphur rose |
| Status, Profession
| King, President, Dynasty |
Sultan of Turkey |
| Miscellaneous
| Incident Including Untold Case |
Sultan of Turkey |
| Name of Place in the World
| Other Country and District |
Sumatra |
| Miscellaneous
| Incident Including Untold Case |
Sumatra |
| Enterprise, Trade
| Shipping Company |
Sumner |
| Organisation, Establishment
| Church, Temple |
Sunday-school |
| Status, Profession
| King, President, Dynasty |
Sung |
| Status, Profession
| Policeman |
Superintendent |
| Medicine, Chemistry
| Anatomy, Body Part |
Supra-orbital |
| Status, Profession
| Doctor |
Surgeon |
| Name of Place in UK
| County |
Surrey |
| Organisation, Establishment
| Police |
Surrey Constabulary |
| Name of Place in UK
| Dwelling District |
Surrey side |
| Name of Place in UK
| County |
Sussex |
| Organisation, Establishment
| Police |
Sussex Constabulary |
| Name of Place in UK
| Other Place |
Sussex Downs |
| Status, Profession
| Craftsman, Engineer |
Sutherland |
| Household
| Fiance/Fiancee |
Sutherland, Mary |
| Miscellaneous
| Canon |
Sutherland, Mary |
| Status, Profession
| Judicial Circle |
Sutro |
| Organisation, Establishment
| Association |
Sutton |
| Organisation, Establishment
| Post Office |
SW |
| Organisation, Establishment
| Association |
Swain, John |
| Animal, Plant
| Serpent, Reptile |
Swamp adder |
| Animal, Plant
| Bird |
Swan |
| Enterprise, Trade
| Manufacturing |
Swan and Edison |
| Name of Place in UK
| Road |
Swandam Lane |
| Animal, Plant
| Plant |
Sward |
| Name of Place in the World
| Scandinavia |
Sweden |
| People, Culture, History
| Culture, Language |
Swedish accent |
| People, Culture, History
| Human Race |
Swedish extraction |
| Organisation, Establishment
| Association |
Swedish Pathological Society |
| People, Culture, History
| Human Race |
Swedish type |
| Status, Profession
| Public/Commercial Servant |
Sweeper-out |
| Animal, Plant
| Plant |
Sweet potato |
| Miscellaneous
| Sport |
Swim |
| Miscellaneous
| Sport |
Swimmer |
| Miscellaneous
| Sport |
Swimming |
| Miscellaneous
| Sport |
Swimming-pool |
| Name of Place in UK
| Town |
Swindon |
| Enterprise, Trade
| Mining |
Swindon, Archie |
| People, Culture, History
| Human Race |
Swiss |
| Name of Place in the World
| Switzerland |
Switzerland |
| Medicine, Chemistry
| Disease, Symptom |
Swollen glands |
| Miscellaneous
| Sport |
Swordsman |
| Name of Place in UK
| Dwelling District |
Sydenham |
| Name of Place in UK
| Road |
Sydenham Road |
| Transportation
| Train, Carriage |
Sydenham train |
| Name of Place in the World
| Australia |
Sydney |
| Status, Profession
| Nobleman |
Sylvius, Count Negretto |
| Status, Profession
| Hunter |
Sylvius, Count Negretto |
| Miscellaneous
| Incident Including Untold Case |
Sylvius, Count Negretto |
| Organisation, Establishment
| Association |
Syndicate of criminals |
| Hand Prop
| Coin, Banknote |
Syracusan |
| Name of Place in the World
| Italy |
Syracuse |
| Name of Place in the World
| Turkey |
Syria |
| Medicine, Chemistry
| Medical/Chemical Instrument |
Syringe |
| Animal, Plant
| Other Animal |
Tadpole |
| Alias
| Nickname |
Tadpole Phelps |
| Status, Profession
| King, President, Dynasty |
Tang |
| Status, Profession
| Soldier |
Tangey |
| Enterprise, Trade
| Service Industry |
Tangey |
| Household
| Wife |
Tangey, Mrs |
| Status, Profession
| Artist |
Tang-ying |
| Status, Profession
| Craftsman, Engineer |
Tang-ying |
| Organisation, Establishment
| Club |
Tankerville Club |
| Miscellaneous
| Incident Including Untold Case |
Tankerville Club |
| Hand Prop
| Coin, Banknote |
Tanner |
| Enterprise, Trade
| Manufacturing |
Tanning yard |
| Name of Place in the World
| Other Country and District |
Tapanuli |
| Medicine, Chemistry
| Disease, Symptom |
Tapanuli fever |
| Miscellaneous
| Incident Including Untold Case |
Tarleton murders |
| Medicine, Chemistry
| Medicine, Chemical |
Tarlike odour |
| Household
| Domestic Servant |
Tarlton, Susan |
| Medicine, Chemistry
| Medicine, Chemical |
Tarred |
| Medicine, Chemistry
| Medicine, Chemical |
Tarry odour |
| Enterprise, Trade
| Restaurant, Bar |
Tavern |
| Enterprise, Trade
| Manufacturing |
Tavernier |
| Name of Place in UK
| Town |
Tavistock |