An aptitude is something you're good at. A rock star might have an aptitude for energizing an audience, or for trashing his hotel room.

Pronunciation: /ˈæptɪˌtud, -ˌtjud/
English Description: possession of the qualities (especially mental qualities) required to do something or get something done
Chinese Translation: 天资(tian1 zi1)
Spanish Translation: la aptitud
STORY: When you have a talent or do something well, people say that you have an aptitude for it. But you don't have to be born with an aptitude; you can also acquire your abilities. You are probably already well acquainted with this word, since the zillions of standardized tests you have taken in school are usually called aptitude tests.

EXAMPLE SENTENCE:

What set Mudiay apart over seven days in Vegas was his court vision, instincts and aptitude for the game uncommon in a 19-year-old.
Would you have been disappointed had they not had a musical aptitude?

*New word description, story and part of "EXAMPLE SENTENCE" are cited in Vocabulary.com