One Word Substitution

A neurotic is a person suffering from a neurosis, which is a mild mental illness involving symptoms of stress, anxiety, or depression.

A colleague is a person with whom one works in a profession or business.

A calligraphist is a person who practices calligraphy, which is the art of beautiful handwriting.

Autocracy is a system of government by one person with absolute power.

An extrovert is a person who is outgoing, expressive, and energized by social interaction, often showing excessive enthusiasm.

An emigrant is a person who leaves their own country to settle permanently in another.

A hamlet is a cluster of houses or a small settlement that is smaller than a village.

An anarchist is a person who believes in or tries to bring about a state of disorder due to absence or non-recognition of authority, wishing to overthrow establishments.

A misanthrope is defined as a person who dislikes humankind and avoids human society. The other options refer to an ice house, age, or a remedy, which are unrelated to the definition.

An elegy is a poem of serious reflection, typically a lament for the dead. An ode is a lyric poem in the form of an address to a particular subject, and a lyric is a short poem expressing personal emotions.

A highbrow is a person who considers themselves superior in culture and intellect. A pedant is someone overly concerned with minor details or rules.

Inflammable materials are those that catch fire easily. Note that while 'flammable' is more commonly used today to avoid confusion, 'inflammable' is the correct dictionary term for this definition.

 'matri' means mother and 'cide' refers to killing.

 The first pair of words are opposite to each other, the opposite word of 'ambiguous' is unequivocarive.

 Dyscrasia is an imbalance of blood, dyslexia is a speech disorder. Disphoria is the condition of dissatisfacto, restlessness.