probing pin; probe

to use / to employ / to make use of, to apply / to spend

any circuit in which energy or matter moves in a cycle, such as an electrical circuit

look for

(archaic) spy from (a country)

fumble for, feel around for / search, investigate / enjoy the scenery

a needle used in sewing or other forms of embroidery / a phonograph needle (in record players) / a needle used in medical injections / a knitting needle / a stinger (in insects)

counter for stitches

a placename / a surname

sewing needle / Alternative spelling of 鍼 (shin): acupuncture / pointed beam