There are a total of 51 10-letter words containing 'lev', and the number may vary in different dictionaries. You can specify the dictionary and order.

• alleviated ₁₇
• alleviates ₁₆
• alleviator ₁₆
• boulevards ₂₀
• cantilever ₁₉
• champleves ₂₆
• cleverness ₁₉
• deleverage ₁₈
• elevations ₁₆
• elevenfold ₂₁
• gearlevers ₁₇
• irrelevant ₁₆
• levamisole ₁₉
• leveraging ₂₀
• leviathans ₁₈
• levigating ₂₀
• levigation ₁₈
• levitating ₁₈
• levitation ₁₆
• levitators ₁₅
• levorotary ₁₇
• malevolent ₂₀
• middleveld ₂₂
• multilevel ₂₁
• polevaults ₂₀
• relevances ₁₉
• relevantly ₁₉
• replevined ₂₀
• replevying ₂₃
• televiewed ₁₉
• televiewer ₁₈
• televising ₁₈
• television ₁₆
• televisual ₁₇
• underlever ₁₈
• unleveling ₂₁
• unlevelled ₂₀
• alleviants ₁₃
• levantines ₁₃
• reelevated ₁₄
• reelevates ₁₃
• televisors ₁₃
• cleverdick ₂₂
• eleventhly ₁₉
• enlevement ₁₅
• levellings ₁₄
• levigators ₁₄
• leviration ₁₃
• sidelevers ₁₄
• televerite ₁₃
• televisers ₁₃

There are 51 10-letter words containing lev in the well-known word game dictionary, 36 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 44 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 37 in the Words with Friends (WWF) dictionary.