astrict

from The Century Dictionary.

• Brought into small compass; compendious; concise.
• To bind fast; confine.
• In Scots law, to limit. See astriction, 3.
• To constrict; contract.
• To constrain; restrict.
• Formerly also adstrict.

from the GNU version of the Collaborative International Dictionary of English.

• adjective obsolete Concise; contracted.
• transitive verb To bind up; to confine; to constrict; to contract.
• transitive verb rare To bind; to constrain; to restrict; to limit.
• transitive verb (Scots Law) To restrict the tenure of. See Astriction, 4.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb To bind, constrain, or restrict.
• verb To estop.