somatoscopic

The story

1. Proto-Indo-European*tewh₂-
2. Proto-Indo-European*twoH-mn̥
3. Proto-Hellenic*twṓmə?
4. Proto-Indo-European*styeH-
5. Proto-Indo-European*(s)tyoH-mn̥
6. Proto-Hellenic*styṓmə?
7. Ancient Greekσῶμᾰ (sômă)
8. Englishsomato-
9. Proto-Indo-European*speḱ-
10. Proto-Indo-European*spéḱyeti
11. Proto-Hellenic*sképt͏̌omai
12. Ancient Greekσκέπτομαι (sképtomai)
13. Ancient Greekσκοπός (skopós)
14. Ancient Greekσκοπέω (skopéō)
15. English todaysomatoscopic

From somato- + -scopic.