shut

(verb) move so that an opening or passage is obstructed; make shut. Synonyms: close. Examples: "Close the door." "Shut the window."

(verb) become closed. Synonyms: close. Example: "The windows closed with a loud bang."

(verb) prevent from entering; shut out. Synonyms: exclude, keep out, shut out. Examples: "The trees were shutting out all sunlight." "This policy excludes people who have a criminal record from entering the country."

(adj) not open. Synonyms: shut (vs. open), unopen, closed. Example: "The door slammed shut."

(adj) used especially of mouth or eyes. Synonyms: closed (vs. open). Examples: "He sat quietly with closed eyes." "His eyes were shut against the sunlight."