She is obviously fascinated by her husband's sister, and possibly jealous of her. It's also possible that she finds her husband's sister weird.
sensible is an adjective
The comparative form for "sensible" is "more sensible" and the superlative form is "most sensible."
"Sensible" in French is "sensé" or "raisonnable."
The antonym of sensible is irresponsible
billy wore sensible shoes when he went hiking
Sensible = sensitive
the most sensible
The prefix of "Sensible" is "sen-".
yes when your sensible and you are ready for it.
The correct spelling is "sensible."
I made a sensible decision
Sometimes it's difficult to get a sensible answer to a simple question. We wondered why a more sensible solution couldn't be applied to the problem, since the approach taken simply made things worse. It isn't sensible to drive a motor vehicle when you are distracted by something, such as talking on the phone. It's sensible to consider what you mean to say before you speak. The book seemed very sensible to the girl when she read it. That's a very sensible thing to say or do.