recurring

The recurring words, “water pressure” and “pressure to the square inch” suggested some possible relation to a submarine.

Amazed at the alteration of his manner since they last parted, every sentence that he uttered was increasing her embarrassment; and every idea of the impropriety of her being found there recurring to her mind, the few minutes in which they continued together were some of the most uncomfortable of her life.

Unwilling as she was to admit an idea so destructive to Jane’s happiness, and so dishonourable to the stability of her lover, she could not prevent its frequently recurring.