ruin, v. [overthrow], subvert, [destroy], [wreck], ruinate, impoverish.
ruination, n. [ruin].
ruinous, a. [destructive].
rule, n. regulation, prescript, prescription, [order], [ruling]; [standard], criterion, [touchstone], brocard; [maxim], [law], [canon]; norm; [government], [sway], regency, [domination], [authority], [direction], [empire], dynasty, supremacy, administration, regime.
rule, v. [govern], [dominate]; [restrain], [influence], [sway], prevail, [dominate], preponderate, [domineer].
ruler, n. [governor], [sovereign], [monarch], president, [king], potentate, dynast, [lord], satrap, rajah, emir, caliph, burgrave, procurator, Pharaoh, interregent, [despot], regent, dominator, arbiter, viceroy, vicegerent, autocrat, oligarch, liege [lord], [protector], kaiser, czar, dey, doge, [mogul], pasha, bey, tetrarch, khedive, sultan, emperor.
ruling, a. regnant, reigning; [predominant], dominative, [dominant], prevailing.
ruling, n. [government], regnancy.
rum, a. (Slang) [queer], [odd], [old-fashioned].
ruminate, v. [meditate], [muse], [ponder], [reflect].