godan verb (-ru), intransitive verb
sidle up to; edge closer on one's knees
Describes moving closer to someone or something while remaining seated or kneeling, often in a cautious or ingratiating manner.
彼は畳の上をにじり寄って、相手に近づいた。
He edged closer on his knees across the tatami to approach the other person.
子どもが母親のそばに
The child scooted closer to their mother on the floor.