euphemism (N.) : an indirect word/phrase that people often use to refer to something embarrassing or unpleasant
truism (N.) : a statement that is clearly true and does not add anything interesting or important to a discussion
favouritism (N.) : the act of unfairly treating one person better than others because you like him better
altruism (N.) : the fact of caring about the needs and happiness of other people more than your own

Correct Option: A

euphemism (N.) : an indirect word/phrase that people often use to refer to something embarrassing or unpleasant
truism (N.) : a statement that is clearly true and does not add anything interesting or important to a discussion
favouritism (N.) : the act of unfairly treating one person better than others because you like him better
altruism (N.) : the fact of caring about the needs and happiness of other people more than your own

anarchist (N.) : a person who believes that laws and governments are not necessary
monarchist (N.) : a person who believes that a country should be ruled by a king/queen
autocrat (N.) : a ruler who has complete power
naxalite (N.) : a member of a group who believes in political revolution in order to change the system of how land is owned

Correct Option: B

anarchist (N.) : a person who believes that laws and governments are not necessary
monarchist (N.) : a person who believes that a country should be ruled by a king/queen
autocrat (N.) : a ruler who has complete power
naxalite (N.) : a member of a group who believes in political revolution in order to change the system of how land is owned

eavesdropper (N.) : a person who listens secretly to what other people are saying
spy (N.) : a person who tries to get secret information about another country, organization or person, especially somebody who is employed by a government or the police
detective (N.) : a person, especially a police officer, whose job is to examine crimes and catch criminals
emissary (N.) : a person who is sent to deliver an official message from one country to another or to perform a special task; envoy

Correct Option: D

eavesdropper (N.) : a person who listens secretly to what other people are saying
spy (N.) : a person who tries to get secret information about another country, organization or person, especially somebody who is employed by a government or the police
detective (N.) : a person, especially a police officer, whose job is to examine crimes and catch criminals
emissary (N.) : a person who is sent to deliver an official message from one country to another or to perform a special task; envoy

Pathology (N.) : the scientific study of diseases
philology (N.) : the scientific study of the development of language or of a particular language
psychology (N.) : the scientific study of the mind and how it influences behaviour
virology (N.) : the scientific study of viruses and diseases caused by them

Correct Option: B

Pathology (N.) : the scientific study of diseases
philology (N.) : the scientific study of the development of language or of a particular language
psychology (N.) : the scientific study of the mind and how it influences behaviour
virology (N.) : the scientific study of viruses and diseases caused by them

incorrigible (Adj.) : having bad habits which cannot be changed or improved; incurable
optimistic (Adj.) : expecting good things to happen or something to be successful; positive
indefatigable (Adj.) : never giving up or getting tired of doing something
notorious (Adj.) : well-known for being bad

Correct Option: B

incorrigible (Adj.) : having bad habits which cannot be changed or improved; incurable
optimistic (Adj.) : expecting good things to happen or something to be successful; positive
indefatigable (Adj.) : never giving up or getting tired of doing something
notorious (Adj.) : well-known for being bad