One Word Substitution MCQs with Answers & Explanations

Logic is reasoning conducted or assessed according to strict principles of validity. Ecology is the study of organisms and their environment. Geology is the study of the Earth. Psephology is the study of elections.

Gullible means easily persuaded to believe something; credulous. Impetuous means acting on impulse. A Pedant is concerned with minor details. A Sceptic doubts the truth.

A Soliloquy is an act of speaking one's thoughts aloud when by oneself, especially by a character in a play. A Synopsis is a short summary. Oratory is public speaking. A Monologue is a long speech by one person (who may be addressing others).

A Pandemic is a disease prevalent over a whole country or the world. An Epidemic is a widespread occurrence in a community. Endemic means regularly found among particular people or in a certain area. A Germicide kills germs.

Versatile means able to adapt or be adapted to many different functions or activities. An Autodidact is self-taught. A Linguist studies languages. Eloquent means good at persuading.

Mariticide is the killing of one's spouse. Matricide is killing one's mother. Sororicide is killing one's sister. Filicide is killing one's child.

A Maxim is a short, pithy statement expressing a general truth or rule of conduct. A Synopsis is a short summary. Fraud is deceiving someone for money. Logic is the science of reasoning.

A Philanthropist is a person who seeks to promote the welfare of others, especially by the generous donation of money to good causes. A Philistine is indifferent to art. A Spendthrift wastes money. A Misanthrope hates humankind.

Vexillology is the study of the history, symbolism, and usage of flags. Numismatics is the study of coins. Psephology is the study of elections. Orology is the study of mountains.

A Kleptomaniac is a person with kleptomania, an irresistible impulse to steal. A Spendthrift wastes money. Gullible means easily deceived. A Traitor betrays their country.

A Decade is a period of ten years. A Millennium is a period of one thousand years. A Centenary is a 100-year anniversary. A Century is 100 years.

An Accomplice is a person who helps another commit a crime. A Scapegoat is blamed for others' wrongdoings. A Patriot loves their country. A Traitor betrays their country.

Geology is the science that deals with the earth's physical structure and substance, its history, and the processes which act on it. Ecology is the study of organisms and their environment. Orology is the study of mountains. Dermatology is the study of skin.

A Millennium is a period of a thousand years. A Decade is ten years. A Century is one hundred years. A Centenary is a 100-year anniversary.

Fraud is wrongful or criminal deception intended to result in financial or personal gain. Integrity is honesty. Logic is the science of reasoning. Theft is the act of stealing.

A Linguist is a person skilled in foreign languages or one who studies linguistics. A Lexicographer compiles dictionaries. An Autodidact is self-taught. A Calligrapher has beautiful handwriting.

A Monarchy is a form of government with a monarch (such as a king or queen) at the head. A Kakistocracy is rule by the worst. A Theocracy is rule by divine guidance. An Oligarchy is rule by a small group.

Acoustics is the branch of physics concerned with the properties of sound. Logic is the science of reasoning. Geology is the study of the Earth. Numismatics is the study of coins.

A Lexicographer is a person who compiles dictionaries. A Linguist studies languages. A Cartographer makes maps. An Autodidact is self-taught.

An Autodidact is a self-taught person. A Lexicographer compiles dictionaries. A Sceptic doubts the truth. A Fanatic is extremely enthusiastic.