Hello everyone, nice to welcome you on our site, this page even has Level 3 answers. I enjoy it =D
Level 3 - DENERTE
The answer to this puzzle is:
Words: RETENE, NEEDER, TENDER, ETERNE, TEENER, ENDER, TREEN, TREED, TERNE, RENTE, DETER, REED, REND, REDE, RETE, TREE, DENE, NERD, ERNE, TERN, DREE, DERE, DENT, DEET, RED, TEE, NEE, TED, ERE, TEN
Bonus words:
RETENE, NEEDER, TENDER, ETERNE, TEENER, ENDER, TREEN, TREED, TERNE, RENTE, DETER, REED, REND, REDE, RETE, TREE, DENE, NERD, ERNE, TERN, DREE, DERE, DENT, DEET, RED, TEE, NEE, TED, ERE, TEN