索 - cord, rope, searching

search (esp. for someone or something missing); manhunt

search; lookup; hunt; (item of) research; exploration; investigation

index (in a book)

looking up (e.g. a word in a dictionary); search (e.g. on the Internet); retrieval (of information); reference

search criteria

groping (for); fumbling around (for); searching (for an answer, solution, etc.); trying to find

speculation; thinking; meditation

stay

command search path

index track

indexing term

depth of indexing