At or nearest the top of something. / Highest in rank, importance, etc.

(transitive) To stop or fasten, as with a wedge, or block; to scotch. / (intransitive, obsolete) To fill up, as a cavity. / (nautical) To insert a line in a chock.

(computing, of a microprocessor) Composed of six cores.

(obsolete) An ambry or closet.