堅魚[katsuo] skipjack tuna
堅い[katai] hard
堅果[kenka] nut
堅苦しい[katakurushii] formal
堅固[kengo] solid

堅持[kenji] holding on to
堅城[kenjou] strong fortress
堅陣[kenjin] stronghold
堅調[kenchou] bullish
堅忍[kennin] perseverance

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