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

Long (hour or more) marathons

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.

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

Judge declares mistrial on rape count in Harvey Weinstein's sex crimes retrial after jury chaos - ABC News

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

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

Sex with other couples (or at least near them)

Why did Lord Shiva lust after Mohini - how can he be the supreme and worthy of devotion if he did such a thing?

Nude co-ed sauna. (Russian banya)

Long distance hot video chat with mutual masturbation.

Induce squirting with the right techniques.

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New lingerie

Prostate massage.

Write your own sexy truth or dare card games.

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

Candle wax play

Mutual masturbation

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

Meet other couples through a Lifestyle website.

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

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Here is another list

Golden shower

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

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Golden enema

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

Anal play

Why do people keep denying the similarities between Latin and Italian by saying they are totally different languages when it’s obvious they sound similar?

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

Short (5 minutes or less) quickies

Sex in public

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Sex on the beach

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

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

How do professional musicians handle their equipment during gigs? Do they bring their own or use the venue's sound system?

Outdoor sex under the real stars

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.

69

Titty fuck

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

Sex swing

Temporary body paint

Play sexy truth or dare card games.

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.

Sex club - watch, be watched or fully participate

Scented massage oils

Couples massage at a spa

Mutual massage which may or may not get erotic

Find porn or erotica that you both like.

Mood lighting. Try a sega Homestar planetarium projector

Hot tubs

Sex on the dining room table

Sex in a pool

Butt slapping as hard as they can take and enjoy.

TENS unit - electro shock

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