Furnishing added support:
— An ancillary pump.

synoniemen: accessory, adjunct, adjuvant, appurtenant, auxiliary.

Roget 707: aiding etc. v.; auxiliary, adjuvant, helpful; coadjuvant etc. 709^†; subservient, ministrant, ancillary, accessory, subsidiary.    at one's beck, at one's beck and call; friendly, amicable, favorable, propitious, well-disposed; neighborly; obliging etc. (benevolent) 906.    ... meer laten zien

Pools: pomocniczy, służebny, posiłkowy