staunch
Cross references: 1. faithful 1. staunch var of STANCH 2. staunch \'sto.nch, 'sta:nch\ aj [ME, fr. MF estanche, fem. of estanc, fr. OF, fr. estacher to] stanch - more at STANCH 1a: WATERTIGHT, SOUND 1b: strongly built : SUBSTANTIAL 2: steadfast in loyalty or principle - staunch.ly av