dérogation, n.f., derogation.

dérogatoire, adj., derogatory.

dérogeance, n.f., forfeiture (of nobility).

dérogeant, -e (-jānt, -t), adj., derogatory.

déroger, v.n., to derogate; to take away, to detract; to condescend; to stoop. — à l’usage établi; to act contrary to established custom. — à la noblesse; to forfeit one’s nobility.

déroidir. V. déraidir.

dérougir, v.a., to take off the redness.

se dérougir, v.r., to lose its redness.

dérougir, v.n., to lose its redness.

*dérouillement, n.m., removal of rust.