Jerk Cuckold / pimp / Swinger or vouyer depending on the circumstances.
To feel their boobs
Clothing not meant to be seen (except in private): underwear, nightgown, etc., usually of the silky and lacy variety.
Some styles of lingerie like the baby-doll or the chemise are frequently being seen as outerwear now. There is an exception to the rule about lingerie only being for private viewing, if you are a Hollywood star, then this can be the exception but other not so famous individuals have also tried this underwear as outerwear style.
I just want to say lingerie is specially for ladies.
Only in the winter.
or if you're dehydrated. or if you take acutane. or if its for more than like 30 minutes give or take. or if you're outside and its kind of windy out.
Bring chapstick next time, or use excess semen to lube up those dry lips.