English
endemically
From endemic + -ally.
A compound of endemic + -ally
Proto-Indo-European *deh₂- ‘to share, divide’
Proto-Indo-European *déh₂mos
Proto-Hellenic *dā́mos
Ancient Greek δῆμος ‘a district, a country, a land’
English endemic
Today it means
adv In an endemic manner.
Language periods are conventional ranges, not dates for this word.
Etymograph / endemically