o ‧ ver ‧ ex ‧ cit ‧ ed /ˌəʊvərɪkˈsaɪtəd, ˌəʊvərɪkˈsaɪtɪd $ ˌoʊ-/ BrE AmE adjective
someone who is overexcited is very excited and not behaving sensibly:
Some of the boys became overexcited.
o ‧ ver ‧ ex ‧ cit ‧ ed /ˌəʊvərɪkˈsaɪtəd, ˌəʊvərɪkˈsaɪtɪd $ ˌoʊ-/ BrE AmE adjective
someone who is overexcited is very excited and not behaving sensibly:
Some of the boys became overexcited.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012