'To shower' in Spanish is 'duchar.'
Ducha.
Ducha Baño chubasco (shower of rain)
Shower.
nececitas bañarte = you need to bathe
"Duchar" is a Polish verb which means "to shower" in English.
porque no necesito ducha
"Do not use the bathtub or the shower" in Spanish is "No use la Tina o la ducha". It is pronounced "No OOH-say la TEE-na oh la DO-cha". Please see the Related link below for confirmation of the translation.
Quiero tomar una ducha
You say it "Estoy a punto de tomar una ducha."
dio (god) ducharse (to shower) desayuno (breakfast or something like that)
Shower is "Una ducha". "Take a shower" is "toma una ducha".