Ennui, boredom, tedium, and doldrums- are comparable when they denote a state of dissatisfaction and weariness.

doldrums

Use this noun to describe a period of time that is boring, depressing, or characterized by inactivity.

• The noun doldrums is derived from the word dull. If you’ve been vegging out in front of the TV for hours, bored out of your mind, you might say you’re "in the doldrums."

(vocabulary.com)

Doldrums applies to a phase or period of depression that may be marked by listness, despondency and flagging enery.

(MW dictionary of synonyms)

Ennui, boredom, tedium, and doldrums- are comparable when they denote a state of dissatisfaction and weariness.

doldrums

Use this noun to describe a period of time that is boring, depressing, or characterized by inactivity.

• The noun doldrums is derived from the word dull. If you’ve been vegging out in front of the TV for hours, bored out of your mind, you might say you’re "in the doldrums."

(vocabulary.com)

Doldrums applies to a phase or period of depression that may be marked by listness, despondency and flagging enery.

(MW dictionary of synonyms)