(adj): vs. unconstitutional) -- (sanctioned by or consistent with or operating under the law determining the fundamental political principles of a government
(adj): existing as an essential constituent or characteristic
(adj): vs. extrinsic), intrinsical -- (belonging to a thing by its very nature
(adj): prenominal), constitutional, constitutive(prenominal), organic -- (constitutional in the structure of something (especially your physical makeup)
(adj): vs. inessential) -- (basic and fundamental
(n): a regular walk taken as a form of exercise
(n): the act of walking somewhere