Perhaps rocks slipped frequently into the rapids, but the duplicated sound was unnatural.

Tonia was the most fragile, frequently slipping back into the scene at the farm, and Alice watched her closely.

Your control frequently slips even here on Vulcan where every incentive is provided you for mastering your emotions.

Lady Violet, quite lovely in a watered silk gown much the shade of her name, looked as if things frequently slipped her mind.

Et Avian ran on two legs and was much less graceful, frequently slipping and stumbling on the grassy slopes.

Only Oliver seems cognizant that Arnold is just livestock, although he frequently slips and begins treating him as a boy.

Frank was known to drink too much of what he sold and frequently slip into alcoholic psychosis.

Also, the plug mechanism frequently slips out of adjustment.

The worst also made itself felt on Friday, as juvenile humor frequently slipped into sexism.

It frequently slipped into a maximalist approach.