lie confused, be made mess of

mixed up, muddled, confused, entangled

anarchy, disturbance, riot

a scam, scandal

entanglement, mismanagement, disorder

to cause confusion, bustle, agitation, alarm

stomach upset, indigestion

habit, way of life, disposition, custom, practice, conduct

tribal system

the limbic system, the part of the brain involved in our behavioural and emotional responses

immune system

outmoded set-up, system or order

economic system

decimal system

system of education or instruction

(Biology) the natural management of cells

Reproductive system.

solar system

sound of constant falling something on ground

central nervous system

feudalism, feudal system

(Biology) nervous system, the mechanism concerned with the correlation and integration of various bodily processes and the reactions and adjustments of the organism to its environment