Answer:

weaving

AnswerCrossword Clue
WEAVINGZigzagging
WEAVINGInterlacing
WEAVINGSilas Marner's trade.
WEAVINGOne of the most ancient arts.
WEAVINGMoving from side to side.
WEAVINGSpider's activity
WEAVINGNot staying in one's lane