Masaail relating to intimacy

Sleeping undressed

Q: Is it allowed to sleep naked wihout clothes during the night or after having relations. Particularily I am asking about the wife and is it allowed to sleep in half cut clothes like bra and panty only or in a maxy?

Being intimate with one's wife

Q: I wanted to ask you two questions about the intercourse between husband and wife.

  1. Can husband and wife have intercourse in light?
  2. Can husband and wife have intercourse in such a position that husband is under his wife. I was told me that in intercourse wife should always be under male and this is the only shar'ee method or intercourse. 

Questions on intimate relations between husband and wife

Q:

  1. If a women gets aroused while sitting with her husband and the vaginal area gets wet,but no intercourse takes place; does ghusl become fardh on the lady?
  2. If the husband fondles his wife's clitoris and she does not orgasm but the area does become wet, is ghusl fardh?
  3. Can the husband and wife masturbate each other?
  4. Is oral sex allowed in Islam, if none of the najaasat is swallowed?
  5. Is it permissable for a couple to use vibrators and other sex toys?