There are a total of 14 7-letter words containing 'mono', and the number may vary in different dictionaries. You can specify the dictionary and order.

• kimonos ₁₅
• monocle ₁₅
• monocot ₁₄
• monodic ₁₅
• monoecy ₁₆
• monofil ₁₅
• monolog ₁₄
• monomer ₁₄
• monopod ₁₅
• monoski ₁₅
• mononym ₁₄
• monoses ₉
• monosis ₉
• okimono ₁₃

There are 14 7-letter words containing mono in the well-known word game dictionary, 10 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 14 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 10 in the Words with Friends (WWF) dictionary.