From Wiktionary, the free dictionary
From ដោះ (dɑh, “to untie”) with prefixed trV-.
ត្រដោះ • (trɑdɑh) (abstract noun ការត្រដោះ)
- to let down (one's hair)
- to untangle (hair, threads); to unravel, untie or rearrange a tangled thread; to try to break one's bonds