To delve is to carefully search for information about something, or to examine a subject in detail, as in “The class eagerly delved into the writings of Zora Neale Hurston.” Delve can also mean “to dig or labor with or as if with a spade,” as in “delving into their pockets for loose change.” As the examples show, delve is typically followed by into.

Someone described as genial is cheerful and pleasant; a thing described as genial suggests or expresses friendliness and cheer.

// Omar was a most genial host, making sure to spend time with each and every one of the guests at the reception.

// Though I knew no one at the conference, the genial atmosphere immediately put me at ease.

To exhort someone is to try to strongly urge them to do something.

// The volunteers exhorted the young adults to register to vote before the upcoming election.

noun: a loud, raucous noise

verb: make a raucous noise

verb: complain whiningly

the position of the narrator in relation to the story, as indicated by the narrator's outlook from which the events are depicted and by the attitude toward the characters.

Tincture refers to a solution made by mixing a medicinal substance in an alcoholic solvent. It can also refer to a slight trace of something, as in “a tincture of doubt.”

Tincture refers to a solution made by mixing a medicinal substance in an alcoholic solvent. It can also refer to a slight trace of something, as in “a tincture of doubt.”

Permeable is a synonym of penetrable that is used especially to describe things that have pores or openings that permit liquids or gases to pass through.

Avoirdupois is synonymous with weight and heaviness, especially as related to the body. It also refers to the series of units of weight based on the pound of 16 ounces and the ounce of 16 drams.

Dexterous is a formal adjective used to describe someone or something that has or shows great skill or cleverness.