becoming old; aging
Rare term referring to the process of growing old, typically used in literary or historical contexts.
古い文献に「ひね」という語が老いを表す例が見られる。
In old documents, the word ひね can be found as an example meaning old age.
grain or plant harvested more than a year ago; old crop
Rare agricultural term for produce that is not fresh, having been harvested over a year ago.
この米はひねだから、新米より味が落ちる。
This rice is old crop, so it tastes worse than new rice.
古米 is the common, everyday term for last year's rice, whereas 陳（ひね）is a rarer, more literary word covering old grain or produce in general.
陳（ひね）refers to grain harvested over a year ago, while 新米 is freshly harvested rice from the current year.
old rice; rice from a previous harvest
age; get old; go stale · precocious; too grown-up for one's age · become twisted; become warped; become perverse
old; stale; musty-smelling
look old; appear mature (for one's age)
Rare kanji spelling for this word; the reading ひね is not standard for 陳 in modern Japanese.
Kana spelling is the most practical and unambiguous form for this rare word.
Alternate rare kanji spelling; 老成 is more commonly read ろうせい with a different meaning.
The historical derivation is uncertain; the kanji spellings 陳 and 老成 are likely ateji or conventional associations for the native Japanese word ひね.