Similar words: ruinous, monotonously, ominous, heinous, luminous, mutinous, numinous, voluminous. Meaning: ['ruːɪnəslɪ] 
adv. in a ruinous manner or to a ruinous degree.
adv. in a ruinous manner or to a ruinous degree. 
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1. Having an accident without insurance can be ruinously expensive.
2. It can be a ruinously tong time.
3. S. national interest requires, gasoline is ruinously cheap for Americans. The refusal of the U.
4. The cost of transporting him would make him ruinously expensive.
5. His problems were financial, and the debts he owed were ruinously large.
6. He was energetic, headstrong[sentencedict.com/ruinously.html], and unorthodox-and he had compelling reasons for reducing the ruinously expensive Soviet nuclear arsenal.
7. Too many brokers were far more interested in earning fat fees for steering their clients to ruinously priced loans that the borrowers could never hope to repay.
8. And they overlook the determination in Europe to make the euro stick—because to pull it apart would be ruinously costly and threaten the EU's very existence.
9. He can be the prime minister who rescued the banks; or he can be the man who saved the banks but ruinously misled a nation.
10. Compared with what the U.S. national interest requires, gasoline is ruinously cheap for Americans.
11. Farmers had two roles: first, to produce as much grain as possible for urban consumption, however ruinously low the prices; second, to provide cheap labour to the cities.
More similar words: ruinous, monotonously, ominous, heinous, luminous, mutinous, numinous, voluminous, libidinous, piously, vertiginous, coterminous, callously, piteously, arduously, zealously, tediously, raucously, riotously, curiously, viciously, copiously, jealously, nervously, dubiously, furiously, enormously, anxiously, obviously, multitudinous.