Okay, the Ripped Bodice released this year's bingo card, and I have some suggestions. Not for every category just yet, some like smells like citrus are not details I hang on to past reading, but I included them for perusal.
But I do have some thoughts. And yeah, some of them are things I have written.
Kissing for Science - The Hookup Plan by Farrah Rochon
Cover has a body of water on it - Sorry, Bro by Taleen Voskuni
Fae/Fairies - Bitter Medicine by Mia Tsai, also Holley Trent's Afotama series
Prohibition - Slippery Creatures by KJ Charles is set in this time period, though in the UK.
Train - Oh hi, I have a book called Bored By the Billionaire that has an Amtrak train.
Farm - Season of Love by Helena Greer
Librarian - Desire and the Deep Blue Sea by Olvia Dade
Bachelor(Ette) Party - Oh hello, may I suggest Undercover Bridesmaid
Long Distance Relationship - Love boat Reunion by Abigail Hing Wen, Meet Me in Madrid by Verity Lowell
Vigilante sh*t - I Think I Might Love You by Christina C. Jones
Grazing hands gently
Left at the altar - The Wedding Crasher by Mia Sosa
Protagonist smells like citrus
Reunion - The Reunion by Kayla Olson
Makeover - If we get a little esoteric about what kind of makeover, Token by Beverley Kendall works here.
Outer space - Jessie Mihalik's books will work here.
Alliterative Title Oh, hello, may I suggest Bored by the Billionaire again.
Choreographed Dance - Jana Goes Wild by Farah Heron
Relationship of Convenience - Not Your Valentine by Jackie Lau
Character acknowledges romance novels exist
It was supposed to be one night - This one seems almost like a free square, but Ties That Tether by Jane Igharo
Swimming - Fish Out of Water by Holley Trent
We have the same job - Astrid Parker Doesn't Fail by Ashley Herring Blake, A Taste of Sage by Yaffa S. Santos, The Spy in 3B by Nana Malone