一般是指可與便壺搭配使用的椅子。若指稱附帶便壺的箱型凳，請使用「坐浴盆(箱型凳)」一詞。

便器椅(P,,U,繁體中文-偏好,D,U,U)
室內便器座椅(,U,繁體中文-非偏好,UF,,)
便椅(,U,繁體中文-非偏好,UF,U,U)
舒解椅(,U,繁體中文-非偏好,UF,U,U)
pien ch'i i (P,,U,韋氏拼音-偏好,UF,U,U)
biàn qì yǐ (P,,U,漢語拼音-偏好,UF,U,U)
bian qi yi (P,,U,漢語拼音(無聲調)-偏好,UF,U,U)
commode chairs(P,,U,英文-偏好,D,U,PN)
commode chair(,U,英文-非偏好,AD,U,SN)
chairs, commode(,U,英文-非偏好,UF,U,N)
bidets(commode chairs)　(,U,英文-非偏好,UF,U,N)
necessary chairs(,U,英文-非偏好,UF,U,N)
necessary stools(commode chairs)　(,U,英文-非偏好,UF,U,N)
necessity chairs(,U,英文-非偏好,UF,U,N)
chamber chairs(,U,英文-非偏好,UF,U,N)
close-stool chairs(,U,英文-非偏好,UF,U,N)
commodestoelen(P,,U,荷蘭語-偏好,D,U,U)
commodestoel(,U,荷蘭語-非偏好,AD,U,U)
letrinas portátiles(P,,U,西班牙語-偏好,D,U,PN)
letrina portátil(,U,西班牙語-非偏好,AD,U,SN)
chaise percée(,U,西班牙語-非偏好,UF,U,SN)

藝術與建築詞典根目錄
....物件層面
........裝備與設備
............裝備 (層級名)
................家俱 (人工製品)
....................<依形式或功能區分之家具陳設>
........................家具
............................<依表現形式或功能區分之家具>
................................座位傢具
....................................<單一座位傢具>
........................................椅子 (家具形式)
............................................<依功能區分之椅子>
................................................便器椅

distinguished from....	坐浴盆(箱型凳)
conjuncted with....	夜壺

英文....	Term generally applied to a variety of chairs fitted with a chamber pot. Use "bidets (box stools)" for box stools with a chamber pot.
荷蘭語....	Benaming die meestal wordt gebruikt voor verschillende soorten stoelen die met een po zijn uitgerust. Gebruik 'bidets' voor box stools met po.
西班牙語....	Término generalmente aplicado para una variedad de sillas acondicionadas con un orinal. Use "bidet (taburetes de cajón)” para taburetes de cajón con un orinal.

便器椅............	[AS-Academia Sinica]
.................	AAT-Taiwan 借詞編輯與使用原則 (2013)
commode chairs............	[VP]
.................	Beard and Goodison, English Furniture (1987) illustration, 205
.................	Fairbanks and Bates, American Furniture (1981) 529
.................	Kane, 300 Years of American Seating Furniture (1976) 120
.................	Winterthur Museum, Object name list, unpub. (1987)
.................	Personal Communication Christopher Gilbert, Furniture reviewer, Leeds, England, 6/89
.................	Nomenclature 3.0 for Museum Cataloging (2010)
commode chair............	[VP]
.................	Getty Vocabulary Program rules
chairs, commode............	[VP]
.................	Getty Vocabulary Program rules
bidets(commode chairs)............	[VP]
.................	Sheraton, Cabinet Dictionary (1970) 43; bidets
.................	Furniture History (1965-) Vol. 1, 184; bidets
.................	Getty Vocabulary Program rules
necessary chairs............	[VP]
.................	Fairbanks and Bates, American Furniture (1981) 529
necessary stools(commode chairs)............	[VP]
.................	Gilbert, Life and Work of Thomas Chippendale (1978) Vol. 1, 306
necessity chairs............	[VP]
.................	Getty Vocabulary Program rules
chamber chairs............	[VP]
.................	Fairbanks and Bates, American Furniture (1981) 529
close-stool chairs............	[VP]
.................	Boger, ed., Dictionary of Antiques (1957)
commodestoelen............	[Bureau AAT]
.................	AAT-Ned (1994-)
commodestoel............	[Bureau AAT]
.................	AAT-Ned (1994-)
letrinas portátiles............	[CDBP-DIBAM]
.................	Comité, Plural del término en singular
letrina portátil............	[CDBP-DIBAM]
.................	Fleming y Honour, Diccionario de Artes Decorativas (1987)
chaise percée............	[CDBP-DIBAM]
.................	Fleming y Honour, Diccionario de Artes Decorativas (1987)
Subject:............	[Bureau AAT]
.................	Verlet, 18th Century in France (1967) 178; chaise perces
.................	Watson, History of Furniture (1976) chaises-percee
.................	Bureau AAT, RKD

Getty AAT: 300038155 Getty AAT: http://www.getty.edu/vow/AATFullDisplay?find=costume&logic=AND¬e=&subjectid=300038155
聯合目錄： 便器椅 、室內便器座椅 、便椅 、舒解椅 、pien ch'i i 、biàn qì yǐ 、bian qi yi 、commode chairs 、commode chair 、chairs, commode 、bidets 、necessary chairs 、necessary stools 、necessity chairs 、chamber chairs 、close-stool chairs 、commodestoelen 、commodestoel 、letrinas portátiles 、letrina portátil 、chaise percée