What are some fun/kinky things to do with your partner?

Mutual massage which may or may not get erotic

Sex in public

Mutual masturbation

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Bite hard on a tough part of you partner's body, like their heel without breaking the skin. Endorphin rush

Golden enema

Try different sex positions - Read and go through the Kama Sutra.

What do you think about wearing sheer pantyhose?

Prostate massage.

Long distance hot video chat with mutual masturbation.

Forced hydration. Drink water during sex until you lose bladder control.

ADA Issues New MASLD Guidelines - Medscape

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TENS unit - electro shock

Write your own sexy truth or dare card games.

Watch 'superorganism' created by tiny worms — the first time it's ever been spotted in the wild - Live Science

“Rescue” sex - partner lets go and is about to do something dangerous but hold them back at the last second. This takes trust.

Find porn or erotica that you both like.

Food play (sploshing) - including washing her off in the kitchen sink.

Witness testifies about Sean Combs’ ‘hotel nights’: ‘I was repulsed’ - NPR

Titty fuck

Nude co-ed sauna. (Russian banya)

Anal play

Have you ever had a scary dream about a loved one or friend soon after their death?

Sex with other couples (or at least near them)

Hot tubs

Outdoor sex under the real stars

Why would a man be interested in an ordinary woman while there are very beautiful and fabulous women?

Hair play. (Cowgirl, brushing her long hair over his skin and face)

Play sexy truth or dare card games.

Mood lighting. Try a sega Homestar planetarium projector

Have you ever been spanked in front of a group of people?

A sexy walk in the park at night, when nobody else is around

Here is another list

New lingerie

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Golden shower

Take a sensual shower together. Rub your soapy body all over theirs.

Take a sexy shower together. Soap makes pretty good anal lube and clean up is easy.

Nice Hat, Loser - aftermath.site

Sex club - watch, be watched or fully participate

Meet other couples through a Lifestyle website.

Butt slapping as hard as they can take and enjoy.

Sex on the beach

Canibalism - eat a tiny piece of each other - typically a nip of you ass cheek. This may leave a small permanent mark, but it was in love.

Long (hour or more) marathons

Sex on the dining room table

Pregnancy play. Ask a woman who's stopped menstruating but wishes she could have more kids whether she wants a boy or a girl just before cumming inside her.

Snowball - cum inside her vagina, go down on her and suck it out, and then kiss her and shove your own spunk in her mouth.

Sex in a pool

Candle wax play

Temporary body paint

Couples massage at a spa

Induce squirting with the right techniques.

Sex swing

Sex on a hard floor or rug rather than a soft bed

Open her up with a speculum and see what's inside. Give her a mirror or take pictures for her.

Short (5 minutes or less) quickies

Fall asleep spooned up, coupled. Can you stay that way when you wake up?

Scented massage oils

Sex with good friends but not lovers. Keeping the balance is tricky.