In the sentence "The desert is arid, meaning it is extremely dry," what type of context clue is used to help understand the word "arid"?

In the sentence "Unlike the calm sea, the tempestuous ocean was full of violent waves," what type of context clue is used to help understand the word "tempestuous"?

In the sentence "The ornithologist, a scientist who studies birds, was excited to discover a new species," what type of context clue is used to help understand the word "ornithologist"?

In the sentence "The ancient ruins were dilapidated, with crumbling walls and broken columns," what type of context clue is used to help understand the word "dilapidated"?

In the sentence "The nocturnal animals, such as owls and bats, are active at night," what type of context clue is used to help understand the word "nocturnal"?

In the sentence "The river was placid, not like the turbulent rapids we had seen earlier," what type of context clue is used to help understand the word "placid"?

In the sentence "The culinary arts, which involve cooking and food preparation, are taught at the school," what type of context clue is used to help understand the word "culinary"?

In the sentence "The gregarious child, unlike his shy sister, made friends easily," what type of context clue is used to help understand the word "gregarious"?

In the sentence "The artist's palette was vibrant, filled with bright and lively colors," what type of context clue is used to help understand the word "vibrant"?

In the sentence "The philanthropist, a person who donates money to charity, was well-respected in the community," what type of context clue is used to help understand the word "philanthropist"?

In the sentence "The athlete was agile, like a cat, moving swiftly and gracefully," what type of context clue is used to help understand the word "agile"?

In the sentence "The cacophony, a harsh and jarring noise, was unbearable," what type of context clue is used to help understand the word "cacophony"?

In the sentence "The diligent student, unlike his lazy classmates, always completed his homework on time," what type of context clue is used to help understand the word "diligent"?

In the sentence "The flora of the region, including trees, shrubs, and flowers, was diverse and abundant," what type of context clue is used to help understand the word "flora"?

In the sentence "The enigmatic puzzle was perplexing, a true mystery," what type of context clue is used to help understand the word "enigmatic"?