Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

preponderance, prevalence, sway; predominance, predominancy†; ascendency†; dominance, reign; control, domination, pull [Slang]; authority &c 737; capability &c (power) 157; effect &c 154; interest. synergy (cooperation) 709. footing; purchase &c (support) 215; play, leverage, vantage ground. tower of strength, host in himself; protection, patronage, auspices. V. have influence &c n.; be influential &c adj.; carry weight, weigh, tell; have a hold upon, magnetize, bear upon, gain a footing, work upon; take root, take hold; strike root in. run through, pervade; prevail, dominate, predominate; out weigh, over weigh; over-ride, over-bear; gain head; rage; be rife &c adj.; spread like wildfire; have the upper hand, get the upper hand, gain the upper hand, have full play, get full play, gain full play. be recognized, be listened to; make one's voice heard, gain a hearing; play a part, play a leading part, play a leading part in; take the lead, pull the strings; turn the scale, throw one's weight into the scale; set the fashion, lead the dance. Adj. influential, effective; important &c 642; weighty; prevailing &c v.; prevalent, rife, rampant, dominant, regnant, predominant, in the ascendant, hegemonical†. Adv. with telling effect. Phr. tel maure tel valet [Fr.]. 175a. Absence of Influence — N. impotence &c 158; powerlessness; inertness &c 172; irrelevancy &c 10. V. have no influence &c 175. Adj. uninfluential†, ineffective; inconsequential, nugatory; unconducing, unconducive, unconducting to†; powerless &c 158; irrelevant &c 10.