o·ver·arch 
(ō′vər-ärch)
(ō′vər-ärch)tr.v. o·ver·arched, o·ver·arch·ing, o·ver·arch·es
To form an arch over: Grape vines overarched the garden path.
- impeller
- impend
- impendence
- impendent
- impenetrability
- impenetrable
- impenetrableness
- impenetrably
- impenitence
- impenitent
- impenitently
- imperative
- imperatively
- imperativeness
- imperator
- imperatorial
- imperceptibility
- imperceptible
- imperceptibleness
- imperceptibly
- imperceptive
- imperceptiveness
- imperceptivity
- impercipient
- imperfect