Palpitate

Verb

Definition: To tremble or quiver, especially of the heart or pulse, typically in a rapid and irregular manner.

Synonyms: Throb, Pulsate, Beat, Flutter

Antonyms: Steady, Calm, Still

Examples:

His heart started to palpitate with fear as he entered the haunted house.
The hummingbird's wings palpitated rapidly as it hovered near the flower.

Mnemonics:

Imagine your heart palpating like a drumbeat during a scary moment.

Etymology:

Origin:

From Latin "palpitare" meaning "to throb, flutter", derived from "pala" meaning "palm of the hand" (referring to the heart's pulsations felt on the palm).

Historical Usage:

The word "palpitate" has been in use since the late 16th century to express rapid and irregular beating or trembling.

Related Idioms:

Idiom:

"Heart palpitations"

Explanation:

Refers to the sensation of rapid, pounding, or irregular heartbeat that can be felt in the chest, often associated with anxiety or physical exertion.

Misconceptions:

Misconception:

Using "palpitate" interchangeably with "pulsate".

Explanation:

While both words refer to rhythmic or regular beating, "palpitate" specifically implies a rapid and irregular nature, whereas "pulsate" suggests a steady and regular pulsation.