Definition
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rhywbeth
Gair sy'n cyfeirio at rywbeth, heb benodolrwydd, neu'n disgrifio peth nad yw'n cael ei enwi'n benodol.
A word that refers to something, without specificity, or describing something that is not named specifically.
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Mae gen i rhywbeth pwysig i'w ddweud.
I have something important to say.
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Dwi eisiau rhywbeth i'w fwyta.
I want something to eat.
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Mae rhywbeth yn anghywir yn y system.
Something is wrong with the system.