Humus is not just soil, it is a community of living things. Organic matter is a breeding ground for many types of microbes, including bacteria and fungi which break down plant material, and for other microorganisms that help plants roots absorb necessary nutrients.
I agree with your analysis, but I disagree that cagers refers to an entire class of persons, all motor vehicle drivers. To me, and maybe I am not using the right definition, a cager is an @sshole motor vehicle driver.
Definition of TROCHANTER. 1. : a rough prominence at the upper part of the femur of many vertebrates serving usually for the attachment of muscles.2. : the second segment of an insect's leg adjacent to the coxa. â troÂ·chanÂ·terÂ·al \-tÉ-rÉl\ adjective. â troÂ·chanÂ·terÂ·ic \ËtrÅ-kÉn-Ëter-ik, -Ëkan-\ adjective.. : a rough prominence at the upper part of the femur of many vertebrates serving usually for the attachment of muscles.