se déraciner, v.r., to unroot, to be torn up by the roots.
dérader, v.n., (nav.) to be driven out to sea.
déraidir, v.a., to unstiffen, to make pliant, to soften.
se déraidir, v.r., to grow pliant, soft, supple.
*déraillement, n.m., running off the rails.
*dérailler, v.n., to run off the rails, to leave the metals.
*dérailler, v.a., to throw off the rails.
déraison, n.f., unreasonableness, folly, irrationality, preposterousness.
déraisonnable, adj., senseless, unreasonable, void of reason, preposterous.
déraisonnablement, adv., unreasonably, irrationally, preposterously.