slippage

• POS: Noun
• HYPHEN: slip=page

CIDE DICTIONARY

slippage, n. 

 The act of slipping; also, the amount of slipping.  [1913 Webster]

OXFORD DICTIONARY

slippage, n.
1 the act or an instance of slipping.
2 a a decline, esp. in popularity or value. b failure to meet a deadline or fulfil a promise; delay.

THESAURUS

slippage

avalanche, coast, comedown, debasement, decadence, decadency, declension, declination, decline, deformation, degeneracy, degenerateness, degeneration, degradation, demotion, depravation, depravedness, depreciation, derogation, descent, deterioration, devolution, downtrend, downturn, downward mobility, downward trend, drop, dying, ebb, effeteness, fading, failing, failure, failure of nerve, fall, falling-off, glide, glissade, glissando, involution, landslide, landslip, lapse, loss of tone, regression, retrocession, retrogradation, retrogression, sideslip, skid, slide, slip, slither, slump, snowslide, snowslip, subsidence, wane