Ubiquitous is a synonym of widespread and describes things that are actually, or seemingly, seen or encountered everywhere.

// Though they were once a status symbol reserved only for those with considerable means, smartphones are now a ubiquitous technology.

Chapfallen (less commonly spelled chopfallen) is a synonym of depressed that means "cast down in spirit." It can also mean "having the lower jaw hanging loosely."

a decoy entry in a dictionary or encyclopedia, secretly planted among the genuine entries to catch other publishers in the act of copying content.

To describe someone as overweening is to say that they are arrogant and unduly proud. Overweening also disapprovingly describes qualities or desires, such as greed or ambition, that are seen as excessive.

A raconteur is someone who excels in telling anecdotes. // A bona fide raconteur, Paola can turn even mundane experiences into hilariously entertaining stories.

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.