Parasite:an organism that absorbs nutrients from the body of another organism; it often harms the organism.
Aggressive: acting in a way that is likely to hurt someone or something.
Decomposer: a living thing that eats and breaks down dead plants or animal matter
Circulate-to move around
Mute:to make something silent
Infrastructure: the system by which a company or country is organized at the most basic level
Pandemic: a disease or condition that has spread all over the world.
Vaccine: a substance that is given to people, usually in a shot, to protect against an illness.
Sanctuary: a place for protection or refuge from the outside world
Handkerchief: a small piece of cloth, often used for wiping one's nose, eyes, or face
Troll: to bother other people online
