Solutions to Tuesday's extra Words within Word Sudoku puzzles

I gave you 14 interactive Word Sudoku puzzles Tuesday, all but the last three using four of the five letters in the words ERNST. The last three puzzles used ALL the letters, forming different anagrams of ERNST.

4-letter common words:
1. ERNST –N: ERST
2. ERNST –N: REST
3. ERNST –R: NEST
4. ERNST –R: NETS
5. ERNST –R: SENT
6. ERNST –R: TENS
7. ERNST –S: RENT
8. ERNST –S: TERN
9. ERNST –T: ERNS

4-letter uncommon/obsolete words:
10. ERNST –N: RETS
11. ERNST –R: STEN

5-letter anagrams:
12. ERNST: RENTS
13. ERNST: STERN
14. ERNST: TERNS

Please comment on this post to let me know what you think.

Thanks,
--Dave