One Word Substitution for SSC CGL
50 High-Frequency SSC Words
1. What is One Word Substitution?
One Word Substitution means replacing a phrase, group of words, or sentence with a single word.
Example:
Phrase: A person who writes poems
One Word: Poet
SSC often asks 50–60 repeated words every year
2. 50 Most Repeated SSC Words
| # | Phrase | One Word |
|---|---|---|
| 1 | One who cannot read or write | Illiterate |
| 2 | One who brings up children | Nurturer / Guardian |
| 3 | Person who steals | Thief |
| 4 | One who treats patients | Doctor / Physician |
| 5 | Person who writes books | Author |
| 6 | Person who studies stars | Astronomer |
| 7 | Person who travels to unknown places | Explorer |
| 8 | One who cannot speak | Dumb / Mute |
| 9 | One who cannot hear | Deaf |
| 10 | One who cannot see | Blind |
| 11 | Person who kills another | Murderer |
| 12 | One who cannot walk | Cripple / Lame |
| 13 | Person who repairs watches | Watchmaker |
| 14 | A person who draws maps | Cartographer |
| 15 | One who drives a car | Driver |
| 16 | One who flies an aircraft | Pilot |
| 17 | Person who composes music | Composer |
| 18 | One who predicts the future | Prophet / Seer |
| 19 | One who borrows money | Debtor |
| 20 | One who lends money | Creditor |
| 21 | A person who sells goods | Merchant / Trader |
| 22 | One who records events | Chronicler / Historian |
| 23 | Person who teaches | Teacher |
| 24 | One who entertains | Entertainer / Performer |
| 25 | One who designs buildings | Architect |
| 26 | One who delivers a speech | Orator |
| 27 | Person who repairs machines | Mechanic |
| 28 | One who opposes government | Rebel / Dissident |
| 29 | One who betrays | Traitor |
| 30 | Person who treats mental illness | Psychiatrist |
| 31 | One who fears water | Hydrophobic |
| 32 | One who fears height | Acrophobic |
| 33 | One who studies human mind | Psychologist |
| 34 | Person who draws or paints | Artist / Painter |
| 35 | One who studies fossils | Paleontologist |
| 36 | One who writes diary | Diarist |
| 37 | One who travels on foot | Pedestrian / Voyager |
| 38 | One who breaks law | Criminal |
| 39 | Person who practices law | Lawyer / Advocate |
| 40 | One who works for others' benefit | Philanthropist |
| 41 | Person who hunts animals | Hunter |
| 42 | Person who makes maps | Cartographer |
| 43 | One who speaks many languages | Polyglot |
| 44 | One who collects coins | Numismatist |
| 45 | Person who performs surgery | Surgeon |
| 46 | One who studies plants | Botanist |
| 47 | One who studies animals | Zoologist |
| 48 | Person who loves books | Bibliophile |
| 49 | One who loves mankind | Humanitarian |
| 50 | Person who travels in space | Astronaut |
3. SSC Exam Tips
Focus on common professional roles, human traits, and scientists
Pay attention to prefixes/suffixes like -ist, -er, -ian
SSC often repeats words like Philanthropist, Bibliophile, Polyglot, Architect, Astronaut
Practice replacing phrases quickly → improves speed in One Word Substitution section
4. SSC CGL Previous Year Questions
Q1. One who writes books
Answer: Author
Q2. Person who studies plants
Answer: Botanist
Q3. One who delivers a speech
Answer: Orator
Q4. Person who collects coins
Answer: Numismatist
Q5. One who loves books
Answer: Bibliophile
5. Practice Questions
(Attempt yourself – answers hidden below)
Q1. One who repairs machines
Q2. Person who studies fossils
Q3. One who predicts the future
Q4. Person who practices law
Q5. One who entertains people
Click for Answers
1. Mechanic
2. Paleontologist
3. Prophet / Seer
4. Lawyer / Advocate
5. Entertainer / Performer
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