The situation where two groups or individuals are the same in pertinent ways, but one is condemned for it while the other is excused.

a person who looks after sled dogs

Any dog, such as a husky, that pulls a sled as part of a team.

(grammar) Two or more consecutive nouns in the possessive case, as with "St. Paul's Cathedral's vergers"; discouraged on grounds of style.

(call center jargon) A caller who hangs up immediately when they hear a delay announcement.

(nautical) To coil the tail of a rope on deck so as to present a neat appearance.

An invitation to someone in the upper part of a building to come downstairs. / An invitation to someone living to the north to come for a visit.

(geology) An upwelling of crystalline rock salt and its aureole of deformed sediments.

The simultaneous sexual penetration of one or more orifices of one person by two other people.

Any echinoderm of the order Clypeasteroida, having a flat, disk-shaped body with the mouth in a mid-ventral position, and living in sand, on or near the surface.