There are a total of 50 7-letter words containing 'rod', and the number may vary in different dictionaries. You can specify the dictionary and order.

• conrods ₁₂
• corrode ₁₁
• corrody ₁₃
• emerods ₁₁
• erodent ₉
• eroding ₁₁
• hagrode ₁₂
• hotrods ₁₀
• joyrode ₁₉
• nailrod ₁₀
• nanorod ₁₀
• nimrods ₁₂
• outrode ₉
• parodic ₁₄
• parodoi ₁₁
• parodos ₁₁
• prodded ₁₃
• prodder ₁₂
• prodigy ₁₅
• prodrug ₁₄
• produce ₁₅
• product ₁₅
• pushrod ₁₄
• ramrods ₁₁
• rodding ₁₂
• rodents ₉
• rodeoed ₉
• rodhams ₁₃
• rodless ₉
• rodlets ₉
• rodlike ₁₃
• rodsman ₁₂
• rodsmen ₁₂
• sarodes ₈
• schrods ₁₃
• tetrode ₈
• trodden ₁₀
• urodele ₁₀
• grodier ₉
• rodneys ₁₁
• brodded ₁₂
• broddle ₁₁
• brodkin ₁₄
• dambrod ₁₃
• erodium ₁₀
• rodeway ₁₄
• rodings ₉
• rodster ₈
• strodle ₈
• tierods ₈

There are 50 7-letter words containing rod in the well-known word game dictionary, 35 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 44 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 38 in the Words with Friends (WWF) dictionary.