永久歯[eikyuushi] permanent tooth
永久性[eikyuusei] permanency
永久脱毛[eikyuudatsumou] removing hair permanently
久しい[hisashii] long
久しく[hisashiku] for a long time

久し振りに[hisashiburini] after a long time
久し振り[hisashiburi] a long time (since the last time)
久懐[kyuukai] long-cherished hope
久慈目[kujime] spotbelly greenling (Hexagrammos agrammus)
久方[hisakata] sky

この先の心持ち[konosakinokokoromochi] feelings from this point on
持てなし[motenashi] entertainment
維持[iji] maintenance
維持費[ijihi] maintenance costs
岡持ち[okamochi] wooden carrying box

加持[kaji] faith-healing
家族持ち[kazokumochi] person with a family
火持ち[himochi] fire-holding qualities
会社持ち[kaishamochi] at company's expense
丸持ち[marumochi] moneyed man

御馳走様でした[gochisousamadeshita] That was a delicious meal (said after meals)
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一走り[hitohashiri] spin
逸走[issou] escape
駅伝競走[ekidenkyousou] long-distance relay race

快走[kaisou] fast sailing (running)
滑走[kassou] glide
滑走路[kassouro] runway
完走[kansou] running the race
競走[kyousou] race