a mine for metals

蜩: evening cicada

(used after an adjective in the te-form) unbearable / unable to lose to; no match for

work done for free, unpaid work, uncompensated work / work done in vain, work with no favorable end result

to work for free, to work without pay or other compensation / to work in vain, to work with no favorable end result

(archaic, grammar) any word that declines or conjugates / (archaic, grammar) more specifically, a verb

金沢: Kanazawa (the capital city of Ishikawa Prefecture, Japan) / 金沢: Kanazawa (a ward of Yokohama, Kanagawa Prefecture, Japan) / 金沢: a surname

金網: a metal mesh, net, or screen

金轡: a metal bit (as for a horse's mouth); hush money, a bribe

鉄棒: a metal rod or staff