In every place in the Bible, the word 'church' literally means 'assembly'. You have to determine from the context what assembly it is referring to.
Another word is 'baptize' (and its various forms). It means 'immerse'. Context determines the nature of the immersion that is being referred to.
Another word is 'baptize' (and its various forms). It means 'immerse'. Context determines the nature of the immersion that is being referred to.