161. Production -- N. {ant.
162. [Nonproduction.] Destruction -- N. {ant.
163. Reproduction -- N. reproduction, renovation; restoration &c 660; renewal; new edition, reprint, revival, regeneration, palingenesis , revivification; apotheosis; resuscitation, reanimation, resurrection, reappearance; regrowth; Phoenix.
164. Producer -- N. producer, originator, inventor, author, founder, generator, mover, architect, creator, prime mover; maker &c (agent) 690; prime mover.
165. Destroyer -- N. destroyer &c (destroy) &c 162; cankerworm &c (bane) 663; assassin &c (killer) 361; executioner &c (punish) 975; biblioclast , eidoloclast , iconoclast, idoloclast ; nihilist.
167. Posterity -- N. posterity, progeny, breed, issue, offspring, brood, litter, seed, farrow, spawn, spat; family, grandchildren, heirs; great-grandchild.
168. Productiveness -- N. productiveness &c adj.; fecundity, fertility, luxuriance, uberty .
169. Unproductiveness -- N. unproductiveness &c adj.; infertility, sterility, infecundity ; masturbation; impotence &c 158; unprofitableness &c (inutility) 645.
170. Agency -- N. agency, operation, force, working, strain, function, office, maintenance, exercise, work, swing, play; interworking , interaction; procurement.
171. Physical Energy -- N. energy, physical energy, force, power &c 157; keenness &c adj.; intensity, vigor, strength, elasticity; go; high pressure; fire; rush.
172. Physical Inertness -- N. inertness, dullness &c adj.; inertia, vis inertiae [Lat.] , inertion , inactivity, torpor, languor; quiescence &c 265; latency, inaction; passivity.
173. Violence -- N. violence, inclemency, vehemence, might, impetuosity; boisterousness &c adj.; effervescence, ebullition; turbulence, bluster; uproar, callithump [U.S.] , riot, row, rumpus, le diable a quatre [Fr.] , devil to pay, all the fat in the fire.