There's some mould in the showers. - Il y a de la moisissure dans les douches.
Where are the showers? - Où sont les douches ?
douches
Etymology
[ 'düsh ] (noun.) 1766. French, from Italian doccia, from docciare to douche, from doccia water pipe, probably back-formation from doccione conduit, from Latin duction-, ductio means of conveying water, from ducere to lead; more at TOW.