निर्द्धार = निर् + धृ + णिच् + घञ्
pull object water, carry superior, cause, hunt skin
निर्द्धारण = निर् + धृ + णिच् + ल्युट्
pull object water, carry superior, cause, soft connect outward bucket
रूढ अर्थ
To decide, select - refers to pulling out