Be All Over is commonly used to express "to be everywhere". There are other words that can be used in place of this phrase, such as "pervade", "infiltrate", "permeate", "dominate", "engulf", and "saturate". Pervade is used to describe something that spreads throughout an area or group. Infiltrate is used when describing the act of entering into something surreptitiously or without being noticed. Permeate is used to describe something that seeps through or spreads into every corner of something. Dominate is used to describe something that takes over or controls a situation, place, or person. Engulf is used to describe something that completely surrounds or covers something else. Saturate is used to describe something that is completely filled or soaked with something.