somnolencia 

The opposite of insomnia. Usually not experienced by adults until a job is lost and not found again right away.

My brother-in-law may not find the balls to bounce back into the job market. He's clearly fallen into somnolencia mode.

somnolencia by G-g-george April 2, 2012

somnolence 

Strong desire for sleeping, very long periods of sleeping or drowsiness.

After the sex, Kissa was in great somnolence.

somnolence by Hentai samurai July 31, 2018