ANAPAEST

An anapaest is a metrical foot used in formal poetry.
This word comes from the Greek word “anápaistos” literally means “struck back”.
It consists of two short syllables followed by a long one.
It consists of two unstressed syllables followed by one stressed syllable.
It may be seen as a reversed dactyl, because a dactyl is a long syllable followed by two short syllables.
“The Destruction of Sennacherib” by Lord Byron:
“The Assyrian came down like the wolf on the fold”
“The Cloud” by Percy Bysshe Shelley, “The Tempest” by William Shakespeare etc used this.