開心

See also: 开心

Chinese

		open; operate (vehicle); start	heart; mind
trad. (開心)		開	心
simp. (开心)		开	心

Mandarin
(Pinyin): kāixīn

(Zhuyin): ㄎㄞㄒㄧㄣ
Cantonese
(Guangzhou, Jyutping): hoi¹ sam¹

(Taishan, Wiktionary): hoi¹ lhim¹
Min Nan (POJ): khai-sim / khui-sim
Wu (Wiktionary): khe xin (T1)

Mandarin
- (Standard Chinese)⁺
  - Pinyin: kāixīn
  - Zhuyin: ㄎㄞㄒㄧㄣ
  - Gwoyeu Romatzyh: kaishin
  - IPA ^(key): /kʰaɪ̯⁵⁵ ɕin⁵⁵/
Cantonese
- (Standard Cantonese, Guangzhou)⁺
  - Jyutping: hoi¹ sam¹
  - Yale: hōi sām
  - Cantonese Pinyin: hoi¹ sam¹
  - Guangdong Romanization: hoi¹ sem¹
  - IPA ^(key): /hɔːi̯⁵⁵ sɐm⁵⁵/
- (Taishanese, Taicheng)
  - Wiktionary: hoi¹ lhim¹
  - IPA ^(key): /hᵘɔi³³ ɬim³³/
Min Nan
- (Hokkien: Xiamen, Quanzhou, Zhangzhou, mainstream Taiwanese)
  - Pe̍h-ōe-jī: khai-sim
  - Tâi-lô: khai-sim
  - Phofsit Daibuun: qaisym
  - IPA (Quanzhou): /kʰaɪ³³ ɕim³³/
  - IPA (Taipei, Kaohsiung): /kʰaɪ⁴⁴⁻³³ ɕim⁴⁴/
  - IPA (Xiamen, Zhangzhou): /kʰaɪ⁴⁴⁻²² ɕim⁴⁴/
- (Hokkien: variant in Taiwan)
  - Pe̍h-ōe-jī: khui-sim
  - Tâi-lô: khui-sim
  - Phofsit Daibuun: quisym
  - IPA (Taipei, Kaohsiung): /kʰui⁴⁴⁻³³ ɕim⁴⁴/
Wu
- (Shanghainese)
  - Wiktionary: khe xin (T1)
  - IPA ^(key): /kʰe̞⁵⁵ ɕɪɲ²¹/

Baxter–Sagart system 1.1 (2014)
Character	開	心
Reading #	2/2	1/1
Modern Beijing (Pinyin)	kāi	xīn
Middle Chinese	‹ khoj ›	‹ sim ›
Old Chinese	/*[k]ʰˤəj/	/*səm/
English	to open (v.t.)	heart
Notes for Old Chinese notations in the Baxter–Sagart system: * Parentheses "()" indicate uncertain presence; * Square brackets "[]" indicate uncertain identity, e.g. [t] as coda may in fact be -t or -p; Angle brackets "<>" indicate infix; * Hyphen "-" indicates morpheme boundary; * Period "." indicates syllable boundary.

開心

happy; delighted
我今天過得很開心。 [MSC, trad.]
我今天过得很开心。 [MSC, simp.]
Wǒ jīntiān guò de hěn kāixīn. [Pinyin]
I had a great time today.

開心

(literary) to open up the mind; to enlighten the mind
to make fun of (someone)
別拿我尋開心！ / 别拿我寻开心！ ― Bié ná wǒ xún kāixīn! ― Don't make fun of me!