malcontent
Concise Oxford English Dictionary © 2008 Oxford University Press:
malcontent /ˈmalkəntɛnt/
▶noun a discontented person. ▶adjective discontented; complaining.
– derivatives
malcontented adjective.
malcontented adjective.
– origin C16: from Fr., from mal ‘badly, ill’ + content ‘pleased’.
'malcontent' also found in these Oxford entries:

