堅忍

けんにん

perseverance

抜け忍

ぬけにん

runaway ninja, fugitive ninja

堅忍持久

けんにんじきゅう

dogged perseverance, untiring patience

不抜

ふばつ

firm, steadfast, indomitable, unswerving, invincible

突抜忍冬

つきぬきにんどう ツキヌキニンドウ

trumpet honeysuckle, Lonicera sempervirens

確乎不抜

かっこふばつ

determined, steadfast, unswerving, unshakable

確固不抜

かっこふばつ

determined; steadfast; unswerving; unshakable

堅

けん

strength, solidity, firmness

忍

しのぶ にん

endurance, forbearance, patience, self-restraint

堅牢堅固

けんろうけんご

firm and solid, stout and durable

忍び忍び

しのびしのび

stealthily

堅人

かたじん

square, trustworthy person

堅城

けんじょう

strong fortress

堅木

かたぎ けんき

hardwood

堅物

かたぶつ

straight-laced or stubborn person

堅果

けんか けんはて

nut

堅パン

かたパン かたぱん

hard biscuits, hardtack

堅信

けんしん

(Christian rite of) confirmation

堅雪

かたゆき

snow with a frozen crust on top, crusted snow