an area in hostile territory that has been captured and is held awaiting further troops and supplies; "an attempt to secure a bridgehead behind enemy lines"; "the only foothold left for British troops in Europe was Gibraltar"

an initial accomplishment that opens the way for further developments; "the town became a beachhead in the campaign to ban smoking outdoors"; "they are presently attempting to gain a foothold in the Russian market"

The legal ground that gives a demon the right to become associated with and influence a person or identity. This could be an oath, vow, pledge that was made; a ritual or sacrifice participated in; a generational inheritance; or a specific sin or pattern of sinful behavior established in a person's life.

see hack.

A holding with the feet; firm standing; that on which one may tread or rest securely; footing.

a place providing support for the foot in standing or climbing