* Improvisation: Both jazz and weary blues feature a significant amount of improvisation. In jazz, musicians often improvise solos over a chord progression, while in weary blues, vocalists may improvise lyrics and melodies within a standard form.
* Syncopation: Both jazz and weary blues often use syncopated rhythms, which create a sense of tension and release.
* Call-and-response: Both jazz and weary blues often use call-and-response structures, in which different voices or instruments trade melodic phrases.
* Blue notes: Both jazz and weary blues frequently use blue notes, which are slightly lowered or raised notes that create a characteristic emotional feeling.
* Expression of personal experience: Both jazz and weary blues are often used to express personal experiences and emotions, and they can both be highly cathartic for both performers and listeners.