発揮（はっき、haっki）
- demonstration

The Japanese word 発揮 (pronounced はっき, *hakki*) means to demonstrate, exhibit, display, exert, or show one's abilities, skills, or qualities. It implies bringing something hidden or latent to the forefront and making it evident or effective. It's about putting something into action or making something apparent. It often refers to showing a skill or talent, but can also refer to making a feeling or quality noticeable.

⚫︎彼はリーダーシップを発揮した。 Translation: He demonstrated leadership. ⚫︎彼女は音楽の才能を発揮した。 Translation: She displayed musical talent. ⚫︎この薬は効果を発揮し始めた。 Translation: This medicine started to show its effect.

⚫︎発揮 is used when someone or something is bringing out their inherent abilities, qualities, or effects. ⚫︎It's common in formal and informal contexts. ⚫︎It can describe a person's actions, a product's performance, or a system's function. ⚫︎The verb often takes the particle を (*wo*) before it to indicate the object of the action, such as the ability or effect being demonstrated. For example, 能力を発揮する(*nouryoku wo hakki suru*) - to demonstrate one's ability.

⚫︎The word 発揮 is typically written in kanji 発揮. ⚫︎The reading is はっき (*hakki*). ⚫︎It is a suru verb, meaning it is often followed by する (*suru*), which means "to do". ⚫︎Variations exist in the okurigana, as it can be conjugated: 発揮する (*hakki suru*, to demonstrate), 発揮した (*hakki shita*, demonstrated/displayed), 発揮します (*hakki shimasu*, will demonstrate/demonstrates), etc.

⚫︎示す (*shimesu*) - to show, to indicate, to demonstrate. ⚫︎現す (*arawasu*) - to reveal, to express, to manifest. ⚫︎見せる (*miseru*) - to show, to display. ⚫︎表す (*arawasu*) - to express, to represent. ⚫︎発現 (*hatsugen*) - manifestation, expression.

⚫︎There isn't a single direct antonym. However, words expressing the opposite action or state can be considered antonyms in context, such as: ⚫︎隠す (*kakusu*) - to hide, to conceal. ⚫︎失う (*ushinau*) - to lose. ⚫︎抑える (*osaeru*) - to suppress, to restrain. ⚫︎消える (*kieru*) - to disappear, to vanish.

彼は試合で彼の潜在能力を発揮した。 ・Translation: He demonstrated his potential in the match. ・Explanation: The sentence illustrates how the person showed his abilities during the game.

その技術は問題を解決するのに効果を発揮するだろう。 ・Translation: That technology will likely demonstrate its effectiveness in solving the problem. ・Explanation: This sentence describes the technology's effectiveness in resolving issues.

The word 発揮 is composed of two kanji: 発 (*hatsu*) and 揮 (*ki*). ⚫︎発 (*hatsu*) has meanings such as "to start," "to set out," "to emit," or "to develop." ⚫︎揮 (*ki*) has meanings such as "to wave," "to display," "to exert," or "to show." Together, these kanji convey the idea of "bringing forth" or "displaying" something, reflecting the meaning of 発揮 itself.