OVERZEALOUS
Meaning of OVERZEALOUS in English
o ‧ ver ‧ zeal ‧ ous /ˌəʊvəˈzeləs◂ $ ˌoʊvər-/ BrE AmE adjective
too eager about something you believe in strongly:
overzealous fans
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012