Dictionary.com has chosen existential as the Word of the Year for 2019. This is the 10th year Dictionary.com has selected a Word of the Year. Existential is indeed a suitable choice for 2019, especially considering the state of world affairs. Let’s hope ataraxy will be the Word of the Year in 2020.
existential: [eɡzəˈsten(t)SH(ə)l] adjective
relating to existence; philosophy concerned with existence, especially human existence as viewed in the theories of existentialism; logic affirming or implying the existence of a thing. Late 17th century origin, from late Latin existentialis, from existentia; check out the word existence.