Word: overly
Superficial; not thorough; careless, negligent, inattentive.
Having a sense of superiority, haughty.
Excessive; too great.
To an excessive degree. Example: Parents can be overly protective of their children.
Superficially.
Carelessly, without due attention.
With a sense of superiority, haughtily.
You can find a list of possible crossword clues for OVERLY below.