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prologuize
prolong
prolonge
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promenade deck
promethazine
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proliferate

pro·lif·er·ate [ prə líffə ràyt ] (past and past participle pro·lif·er·at·ed, present participle pro·lif·er·at·ing, 3rd person present singular pro·lif·er·ates)


verb 
Definition:
 
1. intransitive verb increase greatly: to increase greatly in number

2. transitive and intransitive verb reproduce rapidly: to multiply cells in the process of reproducing new cells, offspring, or parts, as in the budding of plants, or be multiplied in this way

[Late 19th century. Back-formation < proliferation< French prolifération< medieval Latin prolifer (see proliferous)]

pro·lif·er·a·tion [ prə lìffə ráysh'n ] noun
pro·lif·er·a·tive adjective
pro·lif·er·a·tor noun
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