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perigee
Périgueux
perigynous
perihelion
perikaryon
peril
peril point
perilla
perilous
perilune
perilymph
perimeter
perimorph
perimysium
perinatal
perinatology
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perilous

per·il·ous [ pérrələss ]


adjective 
Definition:
 
very dangerous: involving exposure to very great danger

[13th century. Via Old French perillous< Latin periculosus< periculum (see peril)]

per·il·ous·ly adverb
per·il·ous·ness noun
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