I've is a word that means I have. I'll is a word that means I will.
'tis
It's and He's
It's
it's
Well, honey, there ain't no such thing as a three-letter word with an apostrophe. Apostrophes are used for contractions or possessives in words, but they don't just hang out in three-letter words for fun. So, you can keep searching, but you won't find any three-letter words strutting their stuff with an apostrophe.
I've
How about hot chocolate.
A two word movie title with 7 letters in the first word and 3 in the second and second letter of the first word is A is "Balloon Man". The movie was released in the year of 2001.
win
First aid
I-spy