KanjiJLPT N4
Accomplished

accomplished, reach, arrive, attain

Mnemonic

A long, winding path stretches before you — years of relentless training ahead. Step by step, your skill sharpens. At the journey's end, pure happiness erupts in your chest: you are finally accomplished. Every grueling mile on that path was worth it for this happiness of total mastery.
Additional thoughts
Picture a martial artist walking a mountain path for decades, then bursting into tears of happiness upon reaching the peak — the moment of being truly accomplished. Path = journey/effort, Happiness = the reward of mastery.
Quick recall
Walking the path until happiness proves you're accomplished.

Details

The keyword for 達 is accomplished. This kanji conveys the idea of reaching a goal, attaining a level of skill, or arriving at a destination successfully. It carries the sense of mastery and proficiency gained through effort, suggesting someone who has achieved a high degree of competence. The character is also commonly used to indicate a plural group of people, as in friends or companions who have collectively reached a certain standing.
On'yomi
たつ、だ
Kun'yomi
-たち