sort (verb) — sense 1 To separate items into different categories according to certain criteria that determine their sorts.
sort (verb) — sense 2 To arrange into some sequence, usually numerically, alphabetically or chronologically.
soul (noun) — sense 1 The spirit or essence of a person usually thought to consist of one's thoughts and personality, often believed to live on after the person's death.
sound (noun) — sense 1 A sensation perceived by the ear caused by the vibration of air or some other medium.
sound (noun) — sense 1 A long narrow inlet, or a strait between the mainland and an island; also, a strait connecting two seas, or connecting a sea or lake with the ocean.
sound (noun) — sense 4 A long, thin probe for sounding or dilating body cavities or canals such as the urethra; a sonde.
sound (verb) — sense 2 To ascertain, or to try to ascertain, the thoughts, motives, and purposes of (a person); to examine; to try; to test; to probe.
sound (verb) — sense 3 To fathom or test; to ascertain the depth of water with a sounding line or other device.
sound (verb) — sense 6 To be conveyed in sound; to be spread or published; to convey intelligence by sound.
source (noun) — sense 1 The person, place, or thing from which something (information, goods, etc.) comes or is acquired.
source (noun) — sense 2 Spring; fountainhead; wellhead; any collection of water on or under the surface of the ground in which a stream originates.
source (verb) — sense 5 To find information about (a quotation)'s source (from which it comes): to find a citation for.