Ornithology is the scientific study of birds. Ecology is the study of organisms and their environment. Vexillology is the study of flags. Geology is the study of the Earth's physical structure.

An Idol is a person or thing that is greatly admired, loved, or revered. A Scapegoat is blamed for others' wrongdoings. Gullible means easily deceived. A Fanatic is extremely enthusiastic.

Acrophobia is an extreme or irrational fear of heights. Claustrophobia is the fear of closed spaces. Xenophobia is the fear of foreigners. Antipathy is a deep-seated feeling of aversion.

A Scapegoat is a person who is blamed for the wrongdoings, mistakes, or faults of others. An Idol is a person who is extravagantly admired. A Pedant is excessively concerned with minor details. A Philistine is indifferent to art.

A Synopsis is a brief summary or general survey of something, such as a book or film. A Soliloquy is speaking one's thoughts aloud. A Maxim is a principle of practical wisdom. Oratory is the art of public speaking.

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

Demography is the study of statistics such as births, deaths, income, or the incidence of disease, which illustrate the changing structure of human populations. Geology is the study of the Earth's physical structure. Psephology is the study of elections. Ecology is the study of organisms and their environment.

Insolvent means unable to pay debts owed. Insatiable means impossible to satisfy. Indecipherable means impossible to read. Garrulous means talkative.

An Agenda is a list of items to be discussed at a formal meeting. Chronology is the arrangement of events in order. A Soliloquy is a speech to oneself. An Excursion is a short journey.

To Condemn is to express complete disapproval of, typically in public. To Exonerate is to free from blame. To Recant is to renounce a belief. To Abdicate is to give up a throne.