The story
- Proto-Indo-European*(s)pel-
- Proto-Indo-European*splt-no-
- Proto-Germanic*spluttaz
- Proto-West Germanic*splott
- Old Englishsplott
- Middle Englishspot
- Middle Dutchspotteinflu.
- Middle Englishsplotinflu.
- Englishspot
- English todayspotter
Etymology from Wiktionary, CC BY-SA 4.0.