verb/estanˈkaɾ/
to detain, staunch, or hold back the flow of water; to stall, suspend, or stop a project or business plan; to prohibit the free movement of merchandise; to stagnate
From Latin stagnum, cognate with Old French estanchier and thereby English stanch. Alternatively from vulgar latin *extancāre, and this from Celtic *ektankō 'to fix, fasten'; cf. tancar.