English
Who-athon
From Who + -athon.
Formed from Who + -athon
Proto-Indo-European *kʷ- ‘interrogative root’
…
Proto-Germanic *hwaz ‘who’
Proto-West Germanic *hwaʀ
Old English hwā ‘who’
Middle English who ‘who’
English Who
Today it means
noun A marathon of the British science-fiction series Doctor Who.
Language periods are conventional ranges, not dates for this word.
Etymograph / Who-athon