Occlude

v. t.	1.	To shut up; to close.
	2.	(Chem.) To take in and retain; to absorb; - said especially with respect to gases; as, iron, platinum, and palladium occlude large volumes of hydrogen.

Verb

1.

occlude - block passage through; "obstruct the path" Synonyms: close up, obturate, impede, obstruct, jam, block

(programming)

occlude - (Or "shadow") To make a variable inaccessible by declaring another with the same name within the scope of the first.

bang, bar, barricade, batten, batten down, block, block up, blockade, bolt, button, button up, chock, choke off, clap, close, close off, close tight, close up, congest, constrict, contain, contract, cover, crowd, debar, dog, fasten, fold, fold up, jam, key, latch, lock, lock out, lock up, pack, padlock, plug, plumb, seal, seal off, seal up, secure, shut, shut off, shut out, shut the door, shut tight, shut up, slam, snap, squeeze, squeeze shut, stifle, stop, stop up, stopper, strangle, strangulate, suffocate, zip up, zipper