Perfect rhymes:
* bow (to bend the head or body in greeting or respect)
* cow (a female bovine animal)
* now (at the present time)
* prow (the bow or forward part of a ship)
* vow (a solemn promise)
Near rhymes:
* how (in what way or manner)
* low (not high)
* show (to display or demonstrate)
* slow (moving or happening at a low speed)
Eye rhymes:
* though (in spite of the fact that)
* through (passing from one side to the other)
Keep in mind that "thou" is an archaic word, so the rhymes are often more relevant in poetry or historical contexts.