حَالَ
1.
, aorist يَحِيلُ, verbal noun حُيُولٌ
It became altered, or changed: (K:) a dialect var. of حال, aorist يَحُولُ, verbal noun حُوءُولٌ. (TA.)
2.
حال المَاءُ, aorist as above, The water remained, or stagnated, and collected; or remained long, and became altered; or became yellow and altered; in the bottom of a valley. (TA.)