Sabotage (तोड़फोड़) : Intentional damage to arrest production  

Sacrilege (अपवित्रीकरण)  : Violation of something holy or sacred  

Samaritan ( मुसीबत में मदद करने वाला)  : A person who helps even a stranger in difficulty 

Sanatorium (सेहतगाह) : A place of good climate for invalids 

Sanctuary (अभ्यारण्य) : A reserve for animals, birds etc. in their natural habitat  

Satire (हास्य व्यंग्य) : Full of criticism or mockery 

Sceptic (संदेहवादी) : One who is always doubting  

Scintillating (जुटाकर) : A vivacious and lively experience is said to be 

Scurrilous (मिथ्या) : Severely abusive writing in journals 

Secular (धर्म निरपेक्ष) : A place where all religions are honoured 

Sedative (शांतिकर औषधी, शामक औषधि) : A drug or other substance that induce sleep 

Sedulous (परिश्रमी) : Hard working and diligent 

Seminar (सेमिनार) : That which is arranged by conferring or discussing 

Septuagenarian (सत्तर वर्ष की अवस्था का मनुष्य) : A person who is in his seventies  

Sericulture (रेशम के कीड़ों का पालन) : The production of raw silk 

Sever (काटकर अलग करना) : To cut something into two pieces 

Shoal ( मछलियों का समुदाय, छिछला हो जाना ) : A large number of fish swimming together 

Shrapnel (गंजगोला,बम का टुकड़ा) : Small pieces of metal that fly out from an exploding bomb 

Simile (उपमा) : A figure of speech by which a thing is spoken of as being that which it only resembles  

Sinecure (ऐसा पद जिस में वेतन मिले परन्तु कुछ काम न करना पड़े)  : A post with little work but high salary 

Snob (मोची का नौकर) : One who tends to patronize, rebuff or ignore people regarded as social inferiors and imitate, admire people regarded as social superiors 

Sojourn (डेरा डालना, अस्थाई निवास) : A brief or a short stay at a place 

Soliloquy (आत्मभाषण) : The act of speaking about one’s thoughts when one is alone 

Somnambulism (नींद में चलना)  : Walking in sleep  

–Sonnet (गाथा, चतुर्दशपदी)  : A poem of fourteen lines  

Soporific (निँदासा) : Drug which cause people to sleep early 

Sororicide : Killing one’s sister 

Souvenir (यादगार,निशानी) : Something kept as a reminder of an event 

Specimen (नमूना) : An object or portion serving as a sample 

Speleology (कंदरों का अध्ययन करनेवाली विद्या) : Study of caves 

Spokesman (प्रवक्ता) : One who speaks for others 

Sporadic (छिटपुट) : Occurring at irregular intervals in time 

Statue (प्रतिमा) : Written law of a legislative body 

Stoic (उदासीन, आत्मसंयमी)   : One who is indifferent to pleasure or pain  

Stoicism (वैराग्य)  : Calmness and indifference to suffering  

Stowaway (बेटिकट यात्री) : One hides away in a ship or passenger vehicle to obtain a free passage  

Subservient (अधीन) : Too willing to obey other people 

Succulent (रसीला) : Having juicy or fleshy and thick tissue 

Superlative (अतिशयोक्ति,उत्तमावस्था) : Of the highest degree 

Surreptitious (छल से किया हुआ, गुप्त, चुराया, जाली) : Stealthily done (something done in a quiet and secret way in order to avoid being noticed)  

Syllable (शब्दांश) : A part of a word that can be pronounced separately  

Symbiosis ( सहजीवन) : To put two and two together 

Synagogue (आराधनालय) : A place where Jews worship according to their religion 

Synonyms (समानार्थक शब्द) : Words of similar meaning