1.b> .i> () [.i> .i> rack Ir> 1];
2.b> .i> passi> .i> (), ; (.i> wrack) [.i> wrackr>]; to be racked with / by / pain ; she was racked with remorse , ; to rack one's brain(s) , ; he racked his brain(s) to solve the problem ;
3.b> .i> .i> (), [.i> .i> rack-rentr>]; to rack tenants / .