四界

Chinese

		four	boundary; scope; extent boundary; scope; extent; circles; group; kingdom (taxonomy)
simp. and trad. (四界)		四	界

Wikipedia has an article on:

Mandarin
- (Standard Chinese)⁺
  - Hanyu Pinyin: sìjiè
  - Zhuyin: ㄙˋ ㄐㄧㄝˋ
  - Tongyong Pinyin: sìhjiè
  - Wade–Giles: ssŭ⁴-chieh⁴
  - Yale: sz̀-jyè
  - Gwoyeu Romatzyh: syhjieh
  - Palladius: сыцзе (sycze)
  - Sinological IPA ^(key): /sz̩⁵¹⁻⁵³ t͡ɕi̯ɛ⁵¹/
Cantonese
- (Standard Cantonese, Guangzhou–Hong Kong)⁺
  - Jyutping: sei³ gaai³
  - Yale: sei gaai
  - Cantonese Pinyin: sei³ gaai³
  - Guangdong Romanization: séi³ gai³
  - Sinological IPA ^(key): /sei̯³³ kaːi̯³³/
Jin
- (Taiyuan)⁺
  - Wiktionary: si³ jie³
  - Sinological IPA (old-style): /sz̩⁴⁵ t͡ɕie⁴⁵/
Southern Min
- (Hokkien: Xiamen, Quanzhou, Taipei, Singapore)
  - Pe̍h-ōe-jī: sì-kòe
  - Tâi-lô: sì-kuè
  - Phofsit Daibuun: sie'koex
  - IPA (Xiamen): /si²¹⁻⁵³ kue²¹/
  - IPA (Singapore): /si²¹⁻⁴² kue²¹/
  - IPA (Taipei): /si¹¹⁻⁵³ kue¹¹/
  - IPA (Quanzhou): /si⁴¹⁻⁵⁵⁴ kue⁴¹/
- (Hokkien: Zhangzhou, Kaohsiung)
  - Pe̍h-ōe-jī: sì-kè
  - Tâi-lô: sì-kè
  - Phofsit Daibuun: sie'kex
  - IPA (Zhangzhou): /si²¹⁻⁵³ ke²¹/
  - IPA (Kaohsiung): /si²¹⁻⁴¹ ke²¹/
- (Hokkien: Quanzhou)
  - Pe̍h-ōe-jī: siak-kòe
  - Tâi-lô: siak-kuè
  - Phofsit Daibuun: siakkoex
  - IPA (Quanzhou): /siak̚⁵⁻²⁴ kue⁴¹/

四界

四界

“Entry #1506”, in 臺灣閩南語常用詞辭典 [Dictionary of Frequently-Used Taiwan Minnan] (overall work in Mandarin and Hokkien), Ministry of Education, R.O.C., 2023.