different between rueful vs weeping

English

From Middle English ruful, rewful; equivalent to rue +? -ful.

rueful (comparative more rueful, superlative most rueful)

Causing, feeling, or expressing regret or sorrow, especially in a wry or humorous way.
Inspiring pity or compassion.
Bad; woeful; deplorable.

weeping

weeping (countable and uncountable, plural weepings)

Action of the verb to weep.
Their constant weepings kept us awake.
- 2013, Peter McAra, A World Apart (page 14)
  For a man raised since birth to be strong, resolute, spare with words, and never to bow to the weepings and handwringings of the weaker sex, he had poured out his heart in that letter.

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