What does (F) stand for?

[English boy]

unfortunately, it stands For Failing

It makes you, Full oF sickness, Full oF sadness, Full oF sleepless, Full oF Fatigue, Full oF tiredness, regretFul, Full oF depressing, painFull, , Full oF anger, Fully destroyed, Fully Frightened, Fed up, Furious, Fully aggressive, Fully gloomy….


& every time you see the word Full.. you immediately remember Full mark. Damn, what a complete disappointment.