"For Sarah" Dance of the Vampires "I Could Write a Book" Pal Joey "As Long as You're Mine" Wicked "Suddenly Seymour" Little Shop of Horrors "The Next Ten Minutes" The Last Five Years "Namely You" Li'l Abner "A Little Fall of Rain" Les Miserables (even if it's an imperfect love)
"It's not for sissies, contrary to popular belief." - Tommy Tune, on musical theatre.
If I'm not mistaken... "Almost Paradise" from Footloose.
"I believe that art does not exist only to entertain, but also to challenge one to think, to provoke, even to disturb, to engage in a constant search for the truth."
- Barbra Streisand
As others have shown, My Fair Lady is the standard show for this. It's a love story show and the word is barely, if ever, uttered in the whole show.
"Timeless To Me"-Hairspray
"It Takes Two"-Into The Woods
"Forever Yours"-Once On This Island
"See Her Smile"-Tick Tick Boom
"With You On My Arm"-La Cage Aux Folles
"Why God Why"-Miss Saigon
"If there was a Mount Rushmore for Broadway scores, "West Side Story" would be front and center. It snaps, it crackles it pops! It surges with a roar, its energy and sheer life undiminished by the years" - NYPost reviewer Elisabeth Vincentelli
How about 'What More Can I Say' from Falsettos - he says 'if I say I love him', but that's it, and it's only a hypothetical. The rest of the song, without mentioning love, is achingly beautiful.