They are different words. Thee is an archaic pronoun meaning 'you' but is only used in the singular and when the person is the object of a verb or preposition. "I love thee and nobody else" is right, but "I love all of thee" is wrong, because thee can only be one person, and "Thee love me" is also wrong, because thee cannot be the subject of a sentence or phrase.
The is known as a determiner, or definite article, as in the blue one or the best one the only one, and happens to be the word used more than any other in the English language.
Yes they mean the same thing.
Yes they mean the same thing.
Yes, they mean the same thing.
Yes, they can mean the same thing.
No, they are not the same thing. Mean and average are the same thing.
Shabby and different do not mean the same thing.
These two words can mean the same thing.
It can mean the same thing if you use it right:It's a solid source.It's a dependable source.They SOMETIMES can mean the same thing.
yes grain mean the same thing as particale
Yes, sanctuary and refuge mean the same thing.
Loyal and faithful mean essentially the same thing.
Yes, it can mean the same thing.