For the n-levels systems approach we may associate categorification with increasing the level and decategorification with decreasing the level of complexity.

The principal feature of the evening was a grab bag and a guess cake, from which the ladies realized a handsome sum for the treasury.

As well as trade union opposition when the new Class 195s arrived, they could not work 'out of the box' due to gauge clearance issues.

, vol.I, New York, 2001, p.244: too much solitariness […] is either coact, enforced, or else voluntary.