Used delaying tactics refer to strategies employed by an individual or group to delay or prevent a decision or action from taking place. The term 'stalled' is a 7-letter word that can be used to describe this type of behavior, as it implies that progress has been halted or stopped. Similarly, the 11-letter word 'STONEWALLED' can also be used to describe used delaying tactics, as it implies that an individual or group is refusing to cooperate or provide information.