For someone (agent; s agent maN-) to solidly plant the feet (theme i-) in climbing or descending a very steep plane, as to put the feet in small crevices in scaling a cliff, to dig the side of the foot into soil in going down a steep mountainside.
Un'u inyame'ame''eng an immāyat hinan daplah ta innal'u din uway an wah bagtūna.
I continually solidly planted (my feet) in climbing the sheet rock (cliff) to get the rattan which was above.