peig- / Indo-European roots
Examples of words with the root peig-: depict, file, paint, picro-, pictograph, Pictor, picture, pigment, pimento, pint, pinto, poikilotherm.
(earlier *peik̑-, remaining as such in satem languages). To cut, mark (by incision).
1. Alternate form *peik-. file2 from Old English fīl, file, from Germanic *fīhala, cutting tool.
2. Nasalized zero-grade form *pi-n-g-. paint, Pictor, picture, picturesque, pigment, pimento, pint, pinto; depict, pictograph from Latin pingere, to embroider, tattoo, paint, picture.
3. Suffixed zero-grade form *pik-ro-. picro- from Greek pikros, sharp, bitter.
4. O-grade form *poik-. poikilotherm from Greek poikilos, spotted, pied, various.
[Pokorny 1. peig- 794.]