reproduce (Verb) : to produce something again , to make some- thing happen again in the same way proliferate (Verb) : to increase rapidly in number or amount, multiply progression (Noun) : the pro- cess of developing gradually from one stage to another prohibit (Verb) : to stop some- thing from being done or used, especially by law stipulate (Verb) : to state clearly and frrmly that something must be done or how it must be done