footing

(noun) status with respect to the relations between people or groups. Synonyms: terms. Examples: "On good terms with her in-laws." "On a friendly footing."

(noun) a relation that provides the foundation for something. Synonyms: basis, ground. Examples: "They were on a friendly footing." "He worked on an interim basis."

(noun) a place providing support for the foot in standing or climbing. Synonyms: foothold.

(verb) pay for something. Synonyms: foot, pick. Examples: "Pick up the tab." "Pick up the burden of high-interest mortgages." "Foot the bill."

(verb) walk. Synonyms: foot, leg it, hoof, hoof it. Example: "Let's hoof it to the disco."

(verb) add a column of numbers. Synonyms: foot, foot up.