Proto-Germanic: *murs=
Meaning: break in pieces
Dutch: vermorzelen, (ouder) morzelen; (ouder) morzel `stuk, brot', morsch `slap, rottig, vuil'
Low German: murs, mursch 'schlapp, faul' { morsch, mors }
Old High German: morsāri (11.Jh.), morsāli (10.Jh.) `Mörser'
Middle High German: morsǟre, mörser, mörsel, morsel st. m. 'Mörser'; zermürsen wk. `zerdrücken, zerquetschen'; mursch (15.Jh.), murs, morsch (16.Jh.), mors, mürs (17.Jh.) `morsch'
German: Mörser m.; morsch; schweiz. morsen, mürsen `zermalmen, kleinsrossen'
Comments: Contamination with Lat. mortarium (OHG mortari, OE mortere);
germet-meaning,germet-prnum,germet-dutch,germet-lg,germet-ohg,germet-mhg,germet-hg,germet-notes,
Proto-IE: *m[e]rs-
Meaning: to pound
Old Indian: maṣati `to hurt, injure', maṣam kar- `to grind to powder, pulverize', maṣi- m.f., maṣī- f. `powder'
Russ. meaning: стирать в порошок
References: WP II 276 f