Roots/*wékʷ-es-pero-wékʷ-es-pero-“evening, western”DebatedtimenatureeveningRoot for evening. Gives Latin vesper, Greek hésperos, English (archaic) "vesper".Related Roots(s)teh₂n-“to thunder”Hreg-“to wet, to rain”angʷʰi-“eel, snake, water-serpent”bʰerǵ-s-“to protect by enclosing”bʰew-sis-“nature, growth, being”bʰew-tó-“that which has grown, become”bʰew-tú-“growth, nature, coming-to-be”bʰleh₁-“to blow, to puff”