気にする

Japanese

Kanji in this term
気
き Grade: 1
kan'on

Alternative spelling
氣にする (kyūjitai)

Etymology

Compound phrase composed of 気(き) (ki, “mind, heart”) + に (ni, instrumental or directional particle) + する (suru, “to do”), literally “to put something in mind” → “to mind or worry about something”.^[1]^[2]^[3]^[4]

Pronunciation

(Tokyo) きにする [kì ní súrú] (Heiban – [0])
IPA^(key): [kʲi ɲ̟i sɨɾɯ̟]

Verb

気(き)にする • (ki ni suru) transitive suru (stem 気(き)にし (ki ni shi), past 気(き)にした (ki ni shita))

Japanese verb pair
active	気にする
mediopassive	気になる

(idiomatic) to care about something, to pay undue attention to something, to mind something which is a negative nuance, to worry about something
彼女(かのじょ)はちっとも気(き)にしていない。
Kanojo wa chitto mo ki ni shite inai.
She's not worried at all.

そんなの気(き)にしないで。
Sonna no ki ni shinaide.
Don't worry about that.

Conjugation

Conjugation of "気にする" (See Appendix:Japanese verbs)

Katsuyōkei ("stem forms")
Mizenkei ("imperfective")	気にし	きにし	ki ni shi
Ren’yōkei ("continuative")	気にし	きにし	ki ni shi
Shūshikei ("terminal")	気にする	きにする	ki ni suru
Rentaikei ("attributive")	気にする	きにする	ki ni suru
Kateikei ("hypothetical")	気にすれ	きにすれ	ki ni sure
Meireikei ("imperative")	気にせよ¹ 気にしろ²	きにせよ¹ きにしろ²	ki ni seyo¹ ki ni shiro²
Key constructions
Passive	気にされる	きにされる	ki ni sareru
Causative	気にさせる気にさす	きにさせるきにさす	ki ni saseru ki ni sasu
Potential	気にできる	きにできる	ki ni dekiru
Volitional	気にしよう	きにしよう	ki ni shiyō
Negative	気にしない	きにしない	ki ni shinai
Negative continuative	気にせず	きにせず	ki ni sezu
Formal	気にします	きにします	ki ni shimasu
Perfective	気にした	きにした	ki ni shita
Conjunctive	気にして	きにして	ki ni shite
Hypothetical conditional	気にすれば	きにすれば	ki ni sureba
¹ Written imperative ² Spoken imperative

Related terms

気(き)にするな (ki ni suru na)

References

^ Shōgaku Tosho (1988) 国語大辞典（新装版） [Unabridged Dictionary of Japanese (Revised Edition)] (in Japanese), Tōkyō: Shogakukan, →ISBN
^ Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN
^ Matsumura, Akira, editor (1995), 大辞泉 [Daijisen] (in Japanese), First edition, Tokyo: Shogakukan, →ISBN
^ Kindaichi, Kyōsuke et al., editors (1997), 新明解国語辞典 [Shin Meikai Kokugo Jiten] (in Japanese), Fifth edition, Tokyo: Sanseidō, →ISBN

[KDJ-1] Shōgaku Tosho (1988) 国語大辞典（新装版） [Unabridged Dictionary of Japanese (Revised Edition)] (in Japanese), Tōkyō: Shogakukan, →ISBN

[DJR-2] Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN

[DJS-3] Matsumura, Akira, editor (1995), 大辞泉 [Daijisen] (in Japanese), First edition, Tokyo: Shogakukan, →ISBN

[SMK5-4] Kindaichi, Kyōsuke et al., editors (1997), 新明解国語辞典 [Shin Meikai Kokugo Jiten] (in Japanese), Fifth edition, Tokyo: Sanseidō, →ISBN

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