Proto-IE: *k'ekʷ-er/n-, *k'eikʷ-
Meaning: faeces
Old Indian: śákr̥t, gen. śaknáḥ n. `excrement, feces, dung'
Old Greek: kópro-s f. `Mist, Dünger, Kot, Schmutz, Düngerplatz, Viehhof'
Celtic: OIr cechor gl. `palus', MIr cechair `Schlamm, Unflat, Kot'
Russ. meaning: дерьмо