Difference between Pessimistic and Grim

PESSIMISTIC vs GRIM: NOUN

Not to be placated or appeased or moved by entreaty
Characterized by hopelessness; filled with gloom
Harshly ironic or sinister
Shockingly repellent; inspiring horror
Harshly uninviting or formidable in manner or appearance
Causing dejection
Discouraging or depressing.
Stern or forbidding.
Repellent or horrifying: : ghastly.
Unrelenting or uncompromising.
Filled with melancholy and despondency
Disgusting; gross
Ghastly or sinister
Rigid and unrelenting
Of forbidding or fear-inspiring aspect; fierce; stern; surly; cruel; frightful; horrible.
Dismal and gloomy, cold and forbidding
Dismal; gloomy.

Of a fierce, stern, or forbidding aspect; severe or repellent in appearance or demeanor; fierce; sullen; surly.
Stern in character or quality; unyielding; dreadful; formidable: as, grim determination.
Marked by harshness or severity; distressful; dolorous; cheerless: as, grim suffering; a grim jest.
Synonyms Grisly, Hideous, etc. (see ghastly); severe, harsh, hard.
To make grim; give a stern or forbidding aspect to.
Shockingly repellent
Inspiring horror

Sanguine, Low, Dramatic, Passive, Sombre, Negative, Grim, Downbeat, Bleak, Gloomy, Optimistic, Demoralized, Discouraged, Disheartened, Bearish

Dark, Disconsolate, Alarming, Unpleasant, Hopeless, Macabre, Gruesome, Ghastly, Cheerless, Dispiriting, Grisly, Dismal, Dour, Depressing, Gloomy

Sanguine, Low, Dramatic, Passive, Sombre, Negative, Grim, Downbeat, Bleak, Gloomy, Optimistic, Demoralized, Discouraged, Disheartened, Bearish

Dark, Disconsolate, Alarming, Unpleasant, Hopeless, Macabre, Gruesome, Ghastly, Cheerless, Dispiriting, Grisly, Dismal, Dour, Depressing, Gloomy

Well, again, I am not at all pessimistic.
I was really negative, and pessimistic, she says.
Experts said the US numbers were "somewhat pessimistic''.
One major hospitality group is even more pessimistic.
His report excited even the most pessimistic observers.
Are you optimistic or pessimistic about the future?
Confucian ideals with a more pessimistic, pragmatic vision.
Chandler, the sarcastic, pessimistic yet charming ladies man.
Reiner was constantly depressed, pessimistic yet very funny.
The most dominant male subject was least pessimistic, and the female most pessimistic.

The Grim Reapers MC takes its name and iconography from the traditional and symbolic personification of death, the Grim Reaper.
Grim Dawn, Drawn from the Shaman and and my appreciation for any game that manages to do that is anything but grim.
Summary: Billy, Mandy and Grim go to the beach where Grim falls asleep and Billy buries him in sand.
Grim Dawn is about survival and adaptation to the grim new reality of the new world.
For example grim reaper brings the demon grim reaper.
Games Grim Dawn Genres Action Adventure Massively Multiplayer RPG Platforms PC Tags grim dawn guides Published Apr.
Grim Fandango reinvents the role of a grim reaper as something akin to a travel agent.
The world outlook is grim, very grim, says Peter Beter.
Grim Dawn Shaman Lightning Build; Grim Dawn Lightning Warder Build; Grim dawn is the best thing happen to loot hunter ARPG gamer.
Grim explains to Billy that, as the Grim Reaper, Grim cannot have good dreams.