Disgruntling

dis;grun;tle pronunciation: function: transitive verb inflected form(s): dis;grun;tled; dis;grun;tling etymology: dis- + gruntle to grumble, from middle english gruntlen, frequentative of grunten to gruntdate: 1682 : to make ill-humored or discontented —usually used as a participial adjective lt;they were a very disgruntled crew — flannery o'connorgt;— dis;grun;tle;ment noun