*kers-
原始印欧语根词,意为“奔跑”。
它构成或部分构成以下单词: car; career; cargo; caricature; cark; carpenter; carriage; carrier; carry; charabanc; charette; charge; chariot; concourse; concur; concurrent; corral; corridor; corsair; courant; courier; course; currency; current; curriculum; cursive; cursor; cursory; discharge; discourse; encharge; excursion; hussar; incur; intercourse; kraal; miscarry; occur; precursor; recourse; recur; succor。
它是假设的源头,其存在的证据由以下单词提供:希腊语 -khouros “奔跑”; 拉丁语 currere “奔跑,快速移动”; 立陶宛语 karšiu, karšti “快速前进”; 古爱尔兰语和中古威尔士语 carr “车,货车”,布列塔尼语 karr “战车”,威尔士语 carrog “急流”; 古诺尔斯语 horskr “迅速的”。