掻攫う[kassarau] to nab
藻掻く[mogaku] to struggle
悪足掻き[waruagaki] useless resistance
引掻く[hikkaku] to scratch
隔靴掻痒[kakkasouyou] being frustrated because something is not quite as hoped (just as one cannot scratch an itch from outside a shoe)

汗を掻く[asewokaku] to perspire
犬掻き[inukaki] dog paddle (swimming style)
掻き回す[kakimawasu] to stir up
掻き合わせる[kakiawaseru] to adjust
掻き込む[kakikomu] to carry under the arm

原潜[gensen] nuclear submarine
先潜り[sakikuguri] forestalling
潜む[hisomu] to lurk
潜める[hisomeru] to hide
潜り[moguri] diving

潜り戸[kugurido] side door
潜り込む[mogurikomu] to slip into
潜航[senkou] submarine voyage
潜在[senzai] potentiality
潜時[senji] latency