Interrogative Adverb, Interrogative Pronoun বা Relative Pronoun-এর সঙ্গে সংশ্লিষ্ট Prepositions, Sentence-এর শেষে বসে। এ ধরনের Preposition-কে Detached Preposition বলে।
যেমন:
What are you looking for?
Where have you come from?
Here is the pen (that) you asked for.
This is the book (that) I was thinking of.