Bathe is correct.
That is the correct spelling of "bathed" (past tense of to bathe, to wash).
Bathe is the verb, bath is the noun. "I am going to bathe." "I am going to take a bath."
bathe
it means cold rain shower or hail :)
Most kids bathe once or another with their siblings when they are little. Many cute pictures from that with all the kids in the tub.
That would depend on many things. Your gender, your age, her age, etc. It is not uncommon for young siblings of any gender to bathe or shower together, but if there becomes any hint of sexual overtones, the practice should probably stop. Ultimately, if you and your sister, and your parents have no issues with it, there's probably no harm in it.
Of Course husband and wife can bathe together.
Japanese customs...
When it comes to relationships "Normal" has to be defined by you and your partner. I can tell you that in most cultures it is considered a sensual part of relationships to bathe together and to groom your partner.
The present tense of "bathe" is "bathing" - still pronounced with a long A as in bathe.
It's Episode 82, A Gap between the Ages.
The verb of bath is bathe. As in "to bathe somewhere" or "to bathe in something".
"I will bathe".
Bathe is correct.
You can bathe a dog anytime.
I bathe mines in the sink if its bigger then 5 inches then bathe it in the bath tub.