hard, tough, stiff / stubborn

against one's will

strong / strength / powerful / potent

(lengths of time) slightly more than

a male given name

strong, durable, powerful / strong, competent, good / high tolerance, resilient

strength

solely / only, simply / alone, automatically, by itself, naturally

a female given name

one person / the first or top person in a particular place or field / Synonym of 右大臣 (udaijin): a minister of the right in the imperial Council of State