יָקַר yâqar (H3365)

properly, apparently, to be heavy, i.e. (figuratively) valuable; causatively, to make rare (figuratively, to inhibit)

1) to esteem, be prized, be valuable, be precious, be costly, be appraised 1a) (Qal) 1a1) to be precious, be highly valued, be esteemed, be costly 1a2) to be appraised 1b) (Hiphil) to make something precious

a primitive root;