Dismalize

And glancing through the pages of the “Lowell Offering” a year or two later, I see that I continued to dismalize myself at times, quite unnecessarily.

Source: wiktionary

I remember he said to her, 'Why do young people like to dismalize themselves? Later in life we have no need to do that.'

Source: wiktionary

The greater are those human tensions which dismalize and disintegrate, the more important creative recreation becomes.

Source: wiktionary

In the words of Dr. Irwin Edman in an article on "No Blackout for the Arts," appearing in a recent issue of RECREATION, we may "dismalize" and "demoralize" life in our pathetic eagerness to make first things first, if we do not recognize the "consolations and refreshment of the arts," and their "curative and energizing values."

Source: wiktionary