The word "tacit" means something that is understood without being expressed directly. It refers to knowledge, understanding, or agreement that is implied or unspoken. Full definition
But his effort must have involved a lot of tacit knowledge known to him alone.» (inc.com)
Talking openly about using beauty products, therefore, can read as tacit admission of inadequacy, insecurity, vanity or frivolity. (entrepreneur.com)
In the O / T, God doesn't exactly command His Chosen People to commit r / ape, but certainly gives tacit approval of the practice. (religion.blogs.cnn.com)