Definition: A person, usually a man, who engages in casual romantic relationships without serious intentions; often seen as a flirt or someone who is unfaithful.

Example: He was known as a philanderer, never staying with one woman for long.

Definition: A person who helps others by giving money, time, or resources to improve their lives and support good causes.

Example: The philanthropist donated millions to build schools and hospitals in underprivileged areas.

Definition: A person who studies algae, which are simple plants that grow in water.

Example: The phycologist conducted research on the effects of pollution on local algae species.

Definition: A person who flatters or ingratiates themselves with someone in power to gain favor or advantage.

Example: He was known as a pickthank, always agreeing with the boss to stay in their good graces.

Definition: Describing someone who has their hair styled in one or two pigtails, which are sections of hair tied together at the back or sides of the head.

Example: The girl with pigtailed hair smiled brightly at her friends.

Definition: Describing someone who is very careful about spending money and often unwilling to spend it, even when it is necessary.

Example: He is such a pinchpenny that he refuses to buy new clothes, even when his are worn out.

Definition: A person who is very careful about spending money and tries to save as much as possible, often to the point of being stingy.

Example: My uncle is such a pinchpenny that he refuses to buy new clothes even when his are worn out.

Definition: The smallest finger on a person's hand, located opposite the thumb.

Example: She wore a ring on her pinky finger.

Definition: Dressed in regular clothes instead of a uniform, often used by police or security personnel to blend in with the public.

Example: The plainclothes officer was able to catch the thief without being noticed.

Definition: A police officer who wears regular clothes instead of a uniform while on duty, often to blend in with the public.

Example: The plainclothesman observed the crowd to catch any suspicious activity without being noticed.

Definition: A person who lives in or comes from the flat, open areas of land, especially in the prairie regions of the United States.

Example: The plainsman rode across the vast fields, enjoying the beauty of the open landscape.