Trying to improve your vocabulary? Here are 10 difficult words you definitely didn't know!

Acrophobia

A morbid fear of great heights.

Cabal

A clique that seeks power usually trough intrigue.

Requiring secret or mysterious knowledge

Arcane

A performance using gestures and movements without words

Pantomime

An ardent early supporter of a cause or reform

Apostle

Temperamentally seeking and enjoying the company of others

Gregarious

Byzantine

Complex and Itricate

Truculent

Have a fierce, savage nature

Quisling

A traitor

Remonstrate

To make objections while pleading

Click here to read 50 difficult words with their meanings.