Similar words: sequential, potential, essential, potentially, tangential, essentially, residential, deferential. Meaning: [‚pestɪ'lenʃl] 
adj. likely to spread and cause an epidemic disease.
adj. likely to spread and cause an epidemic disease. 
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1. We must get rid of these pestilential flies.
2. " be to resemble office worker of pestilential and general sweep anything away by appearance before this " happy net " be pointed to to lack new idea and cold-shoulder gradually.
3. As Jefferson said, cities are pestilential to the morals , the health, and the liberties of man.
4. Good job too, a young thing like her oughtn't to be out late on a pestilential night like this.
5. They squeezed across the narrow bridge ten abreast - one hideous, brown, pestilential beast with a hundred buckling legs.
6. Many people were dependent for their water supply on this pestilential stream.
7. A few huts were the only habitations to be seen in these pestilential regions.
8. Pestilence is a fierce and infective disease which is caused by the pestilential pathogen.
More similar words: sequential, potential, essential, potentially, tangential, essentially, residential, deferential, influential, consequential, presidential, preferential, essentiality, deferentially, hostile, silent, substantial, substantially, insubstantial, vestigial, differentiate, unrelentingly, tempestuous, tile, futile, ductile, volatile, still, until, constitutional convention.