Simple words:
* pie
* tie
* lie
* die
* bye
* fie (archaic word meaning "fiddlesticks")
* skie (archaic word meaning "sky")
* trie (archaic word meaning "try")
More complex words:
* allie (a person who is an ally)
* archie (a name)
* beautie (archaic word meaning "beauty")
* calorie
* collie (a type of dog)
* committee
* company
* dearie (a term of endearment)
* emptie (archaic word meaning "empty")
* genie
* indie (short for independent)
* junkie
* movie
* nightie (a nightgown)
* pattie (a small pie)
* partie (a party)
* queenie (a queen)
* skie (archaic word meaning "sky")
* spie (a spy)
* storie (archaic word meaning "story")
* studie (archaic word meaning "study")
* tantie (an aunt)
* wallie (a wall)
Words that rhyme but have a slightly different spelling:
* buy
* cry
* fly
* fry
* guy
* shy
* sky
* try
* why
Please note that some of these words are archaic or not commonly used in modern English.