Plough, Drought
Plough
scruff
Tough
Dough Though Plough
Breakthrough, clickthrough, feedthrough, readthrough, walkthrough,
Plough
The word "through" rhymes with "stew" and ends in -ough.
scruff
Dough.
Tough
scruff
enough
caught
Buff Bluff Scruff
Beau Blow Toe
Dough Though Plough
Rough, tough, enough.