Tough
Plough, Drought
Dough Though Plough
Breakthrough, clickthrough, feedthrough, readthrough, walkthrough,
scruff
The word "through" rhymes with "stew" and ends in -ough.
Dough.
Tough
Plough, Drought
scruff
Dough Though Plough
Breakthrough, clickthrough, feedthrough, readthrough, walkthrough,
For words that rhyme with "tough" and end in "ough," you could consider "rough" or "slough." These words share a similar sound pattern.
Through. Pronounced like threw, but means something like: you can go through this way or something like that.
scruff
Beau Blow Toe
caught