Ah, what a delightful riddle! The word you're looking for is "don't." It's a small word, but it carries a big message of encouragement and positivity. Just like a happy little tree in a painting, it adds a special touch to our language.
Some five letter words with an apostrophe are aren't, that's, and wasn't.
drill
anowy
honor, tuner, finer
ratio
Some five letter words with an apostrophe are aren't, that's, and wasn't.
drill
anowy
brink
vinyl
honor, tuner, finer
ratio
YYY
ennui
Oh, dude, you're really testing my vocabulary skills here. Well, there's "can't," "don't," "won't," "isn't," and "it's." Boom, there you go, five-letter words with an apostrophe. Like, no big deal or anything.
anklebaker, bakesbiker, bikesfakeslakeslikeshiker, hikesjokes, jokermaker, makespoker, pokestaken, takeswakes
"Tarot", the fortune-teller's cards, fits this...