Term: slippage: decline from a standard level of performance or achievement
Broader: decline: change toward something smaller or lower | Unrelated: wood rat: any of various small short-tailed rodents of the northern hemisphere having soft fur grey above and white below with furred tails and large ears; some are hosts for Ixodes pacificus and Ixodes scapularis (Lyme disease ticks)
Broader: decline: change toward something smaller or lower | Unrelated: behalf: as the agent of or on someone's part (usually expressed as  rather than )
Broader: decline: change toward something smaller or lower | Unrelated: junction barrier: a junction unit for connecting 2 cables without the need for plugs
Broader: decline: change toward something smaller or lower | Unrelated: needlefish: elongate European surface-dwelling predacious fishes with long toothed jaws; abundant in coastal waters
Broader: decline: change toward something smaller or lower | Unrelated: artificial flower: a handmade imitation of a blossom
Broader: decline: change toward something smaller or lower | Unrelated: remise: (fencing) a second thrust made on the same lunge (as when your opponent fails to riposte)
Broader: decline: change toward something smaller or lower | Unrelated: munchausen's syndrome: syndrome consisting of feigning acute and dramatic illness for which no clinical evidence is ever found
Broader: decline: change toward something smaller or lower | Unrelated: fire iron: metal fireside implements
Broader: decline: change toward something smaller or lower | Unrelated: hedge: a fence formed by a row of closely planted shrubs or bushes
Broader: decline: change toward something smaller or lower | Unrelated: solitaire: a gem (usually a diamond) in a setting by itself