«يَا رِيتِ الْفِجْلْ يِهْضِمْ رُوحُهْ»

The saying mocks misplaced hope. Radish was popularly believed to aid digestion, a folk notion drawn from the belching it causes, yet it sits heavily itself. The speaker gives up on any promised benefit and asks only that the supposed aid manage its own trouble, sparing everyone the extra discomfort it brings.

In wider use it marks disappointment with a person, plan, or tool expected to solve problems that instead becomes one. The irony lies in shrinking the demand to the bare minimum: forget helping others, just stop adding to the burden. The opening 'ya rit' is a colloquial form of 'if only'.

Use it wryly when someone or something promoted as a remedy or helper ends up creating its own burden. It suits moments when the speaker has dropped any hope of benefit and would gladly settle for the thing simply not making matters worse.