Where does “éaneolaí” come from?

éaneolaí (Irish) comes from Irish éan, from Old Irish én, from Proto-Celtic ɸetnos, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

éaneolaí (Irish): ornithologist

Definitions

ornithologist

Ancestry of “éaneolaí”, step by step

éaneolaí traces back through two separate lines of ancestry.

via Irish éan

Step	Language	Word	Meaning
1	Irish	éan	bird; young
2	Old Irish	én	bird; lo!
3	Proto-Celtic	ɸetnos	bird
4	Proto-Indo-European	péth₂r̥	wing; feather
5	Proto-Indo-European	peth₂-	to spread out; to fly

via Irish eolaí

Step	Language	Word	Meaning
1	Irish	eolaí	scientist; -logist; guide, guidebook; directory
2	Irish	-aí	Ending of the plural of certain nouns; Agent...
3	Old Irish	-ide	—
4	Old Irish	-de	Used to form adjectives from nouns, denoting...

Every word from Proto-Indo-European peth₂- →Every word from Proto-Indo-European péth₂r̥ →Every word from Proto-Celtic ɸetnos →