During intercourse (penetrative sex), if a woman's genitals make popping, slapping, or gurgling sounds, this is medically termed vaginal flatulence or queefing.
"Reverse missionary," "female missionary variant," or "Upside-Down Missionary/Reverse Missionary..."
"Eagle style" or "spread eagle wing style", also called "Spread..."
(Coital Alignment Technique, or CAT for short, also known as the "cat position" or "coital alignment technique") is an advanced version of the traditional missionary position. The focus is not on vigorous thrusting, but rather on using pelvic friction and pressure resistance to allow the dorsal side (or base/pubic bone) of the penis to continuously rub against the woman's clitoris while maintaining penetration. Why does CAT make it easier for women to orgasm? How to do it correctly...?
Ladies' Choice pose (also known as "Ladies' Choice")
The core reason why sexual activity (especially orgasm) makes people feel happy, satisfied, and even "blissful" is that the brain releases a bunch of natural "pleasure chemicals," including endogenous opioids (such as β-endorphin)...
Reverse 69 oral sex position (also called Inverted...)
Rocking motion, also known as undulating motion (Fluctuations / Rocking...
"Jumping Frog" or "Frog Leap" originates from English sex guides. It's similar to "Leapfrog" (the collapsed doggy style) but different: Leapfrog involves the woman's breasts against the bed with her buttocks raised high. Frog Leap, on the other hand, is a squatting position, like a frog crouching low in preparation for a leap, hence the name "jumping frog" or "frog jump." In some places, it's simply called "Froggy..."