entries → 悠久
TSUMUGU · TOCFL 6 (est.) · 詞
悠久 word · TOCFL 6 (est.)
悠久 ＝ 悠 ＋ 久
ㄧㄡ ㄐㄧㄡˇ · yōujiǔ
adjective — long-standing, age-old (of history, tradition)

字源 FORM — what the parts do

悠far-off, long-drawn (悠遠)yōu
久long (in time) (長久)jiǔ
悠久，悠遠的悠，長久的久。
關 · Related
長久chángjiǔlasting a long time — the same 久歷史lìshǐhistory — what 悠久 usually describes