sieve

(noun) a strainer for separating lumps from powdered material or grading particles. Synonyms: screen.

(verb) examine in order to test suitability. Synonyms: screen, screen out, sort. Examples: "Screen these samples." "Screen the job applicants."

(verb) check and sort carefully. Synonyms: sift. Example: "Sift the information."

(verb) separate by passing through a sieve or other straining device to separate out coarser elements. Synonyms: sift, strain. Example: "Sift the flour."

(verb) distinguish and separate out. Synonyms: sift. Example: "Sift through the job candidates."