Nachash (Serpent)
Exodus 4:3 And he said, “Throw it on the ground.” So he threw it on the ground, and it became a [serpent], and Moses ran from it.
5175. nachash
Strong’s Concordance
nachash: a serpent
Original Word: נָחָשׁ
Part of Speech: Noun Masculine
Transliteration: nachash
Phonetic Spelling: (naw-khawsh’)
Short Definition: serpent
Englishman’s Hebrew Concordance (31 Occurrences)
http://biblehub.com/hebrew/strongs_5175.htm