Positions she might have once disdained may now become her preferred method. It all comes down to comfort, on both sides. Foreplay may take on an even larger role and in many cases become the entire sexual act itself if intercourse is too painful or uncomfortable. Best bets are long, passionate kisses, light ticklish pecks to cheeks and neck and then work downward from there. Be careful around her breasts.
Nipples harden and become extremely sensitive during pregnancy.
If you used to try to tune in Radio Free Europe by tweaking them, you will no longer want to try doing so. But softly kissing around the aereolae on the outside edge of the nipple may be just right for bringing her to orgasm. Stroking the underside of the clitoris is another excellent method for giving her an orgasm. Oral stimulation may or may not be welcomed depending on how she feels. If she is open to it, remember to reign in a usually aggressive technique in favor of a gentler, slower, softer approach.