すわりこみ
座り込み sit-in (i.e. in protest)

すわりこむ
坐り込む to sit down (and bask) to sit-in (in protest) 座り込む to sit down (and bask) to sit-in (in protest)

すわりわざ
座技 Aikido seated defence

すわる
座る to sit 据わる to squat to sit down