köken: From Middle High German hirs, from older hirʐ(e), from Old High German hiruz, from Proto-West Germanic *herut, from Proto-Germanic *herutaz. Cognate with Dutch hert, English hart. When the Old High German -u- was lost by syncope (in inflected forms), the fricative /s̄/ came to stand after a consonant, which regularly it never did. This anomaly was then removed by replacing /s̄/ either with /s̠/…
köken: Etymology tree Proto-Indo-European *ḱer- Proto-Indo-European *-h₂ ? Proto-Indo-European *ḱerh₂- Proto-Indo-European *-os Proto-Indo-European *ḱr̥h₂wós Proto-Italic *kerwos Latin cervus Old Spanish ciervo Spanish ciervo Inherited from Old Spanish ciervo, from Latin cervus.
köken: From Middle Persian 𐭢𐭥𐭠𐭦𐭭 (gʿʾzn /gawazn/, “deer”), from Proto-Iranian *gavasna- (“deer”), perhaps from a suffixed form of *gā́wš (“cow”) + *Hajáh (“goat”), or from the BMAC substrate. Compare Avestan 𐬔𐬀𐬎𐬎𐬀𐬯𐬥𐬀 (gauuasna).
köken: From Old Galician-Portuguese cervo, from Latin cervus (“deer, stag”), from Proto-Indo-European *ḱr̥h₂wós, from *ḱerh₂- (“horn”). Cognate with Galician cervo, Spanish ciervo, Catalan cérvol, Occitan cèrvi, French cerf, Italian cervo and Romanian cerb.
köken: Inherited from Old Czech jelen, from Proto-Slavic *(j)elenь, from Proto-Indo-European *h₁el-en-i-, which is often being connected with *h₁el- (“yellow-brown”). Its Slavic cognates are Polish jeleń (“deer”) or Russian оле́нь (olénʹ, “deer”), other Indo-European cognates are Lithuanian élnis or álnis (“deer”), Old Irish elit (“roe deer”), Welsh elain (“hind”), Ancient Greek ἔλαφος (élaphos, “deer”)…