To settle permanently in a state; to make firm; to establish; to fix. 2 Sam. vii. 13. [1913 Webster]

stablish, v.tr. archaic fix firmly; establish; set up.

Etymology:
var. of ESTABLISH

VB  be firm, stick fast, stand firm, keep firm, remain firm, weather the storm, stay the course, stick to the course, keep the faith, don't give in, don't buckle under, settle, establish, stablish, ascertain, fix, set, stabilitate, retain, keep hold, make good, make sure, fasten, set on its legs, float, perpetuate, settle down, strike roots, put down roots, take root, take up one's abode, build one's house on a rock.