overly(r = adv.all) excessively, to a fault, too - to a degree exceeding normal or proper limits; "too big"

1.  Careless; negligent; inattentive; superfical; not thorough. Bp. Hall. [1913 Webster]

2.  Excessive; too much. Coleridge. [1913 Webster]

1.  In an overly manner. [1913 Webster]

2.  Excessively. [PJC]

overly, adv. esp. US & Sc. excessively; too.