Bacteria-ridden is a term used to describe an environment or object that is contaminated with bacteria. The two crossword solutions for this term are GERMY (5 letters) and SEPTIC (6 letters). GERMY is an adjective used to describe something that is contaminated with bacteria, while SEPTIC is an adjective used to describe something that is contaminated with bacteria and other microorganisms. Both terms are used to describe environments or objects that are not clean and may be hazardous to health.