applaud
Concise Oxford English Dictionary © 2008 Oxford University Press:
applaud/əˈplɔːd/
▶verb show approval by clapping.
■ praise or approve of.
– origin C15: from L. applaudere, from ad- ‘to’ + plaudere ‘to clap’, reinforced by Fr. applaudir.
'applaud' also found in these Oxford entries:

