one's own potential; real ability; innate strength
Refers to a person's genuine, underlying capability or strength, as opposed to temporary boosts or external help. Often used in contexts of sports, arts, or personal development.
His success shows his high level of real ability.
The difference in innate strength showed in this match.
In the final stretch, the players showed their real ability.
In the end, it was a match where the difference in real ability showed.
That team has real underlying strength, so a comeback is possible.
素質 refers to natural aptitude or talent one is born with, whereas 地力 focuses more on the underlying strength that shows up in performance.
才能 highlights a special gift or talent in a particular field, while 地力 is broader, meaning one's basic capability overall.
地力 (じりき, innate ability) and 磁力 (じりょく, magnetic force) sound similar and share the kanji 力, but their meanings are completely unrelated.
Compound of 地 (ground, base, foundation) and 力 (power, strength). The exact historical derivation is uncertain, but the kanji combination suggests 'foundational strength' or 'inherent power'.