interesting

1. (obsolete) Of concern; affecting, important.Examples: "He indeed had good reason to be offended; for though Dr. Swinfen's motive was good, he inconsiderately betrayed a matter deeply interesting and of great delicacy, which had been entrusted to him in conference […]."obsolete

2. (euphemistic) Pregnant. (used with situation and condition)Examples: "I found myself in a fair way of being a mother; and that I might be near my own relations, in such an interesting situation, I and my dear companion departed from H—n, not without great reluctance […]."; "Mrs Lenville (who, as has been before hinted, was in an interesting state) rushed from the rear rank of ladies, and uttering a piercing scream threw herself upon the body."; "I’m afraid I seem to make heavy weather of my interesting condition."euphemistic