Since legal recourse is always more complicated in those instances "you have to be doubly cautious," he noted.

Blue Hawk knew now that he would have to be doubly cautious on his trip to the nester camp.

Be doubly cautious of your feet if you take an antibiotic.

Either that or he was being doubly cautious.

Made doubly cautious by their disconcerting experiences, they started along the verge of the sink.

Yet the sign of that flitter had made me doubly cautious.

He'd be doubly cautious as they descended into the basin where they'd left the rest of their party.

To be doubly cautious, D'ram means to speak to each of the remaining Oldtimers.

Our contact is being doubly cautious tonight, that's all.

"It stands to reason that if they consider us dangerous enough to merit constant surveillance, they must be doubly cautious of her."