zäh /ts‿ɛː/
A
adjective
1 (fest) tough; heavy ‹dough, soil›; (dickflüssig) glutinous; viscous ‹oil›
2 (schleppend) sluggish, dragging ‹conversation›
3 (widerstandsfähig) tough ‹person›
4 (beharrlich) tenacious; tough ‹negotiations›; dogged ‹resistance›;
mit zähem Fleiß by dint of sheer hard work
B
adverb
1 (schleppend) sluggishly
2 (beharrlich) tenaciously; ‹resist› doggedly