Wiktionary
overattentive
a. Excessively attentive
Usage examples of "overattentive".
Hooper said, and in his doting, overattentive way he repeated that she was new to New York and was seeing this for the first time.
When Asha was watching, of course, the wizard kept her face serious, accepting the overattentive service in the spirit in which it was meant.
Dooley approached up the pathway, flicking away an overattentive wasp.