Rudd does detail his underground bouts with ennui that spiraled into depression.
Consumed and eventually disgorged, Pierre is restored to his loving parents, his ennui banished.
As often happens in hostage situations, a sense of ennui enveloped the participants.
Gabe tried to kick his postmodern, adolescent sense of ennui (a “lame” feeling) through members of the opposite sex (“dames”).
The disconnect is sharp; the frustration, the sense of ennui palpable from Capitol Hill to California.
In a fit of generosity or ennui or something I pitch in and help.
I dreaded the departure of Lady Geraldine less than the return of ennui.
And we have in these two words the precise explanation of this feeling of ennui.
I pass,” said he, “like a shadow over the earth, accompanied by misery and ennui.
She took the purple flower I had plucked in ennui's garden in her slim, cold hand.
1660s as a French word in English; nativized by 1758; from French ennui, from Old French enui "annoyance" (13c.), back-formation from enuier (see annoy). Hence ennuyé "afflicted with ennui;" ennuyée a woman so afflicted.
So far as frequency of use is concerned, the word might be regarded as fully naturalized; but the pronunciation has not been anglicized, there being in fact no Eng. analogy which could serve as a guide. [OED]