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