What starts with L is the inductor coil, GND is the abbreviation of the ground terminal of the wire, which represents the ground wire or 0 wire, and NTC is the negative temperature coefficient thermistor.
The names of the various components on the circuit board, those starting with R are resistors, those starting with L are inductors, those starting with C are capacitors, the other two legs are diodes, and the three legs are triodes. Many legs are integrated circuits.