There are a total of 39 6-letter words containing 'ica', and the number may vary in different dictionaries. You can specify the dictionary and order.

• apical ₁₃
• arnica ₁₀
• bicarb ₁₅
• cicada ₁₃
• cicala ₁₃
• cicale ₁₃
• dicast ₁₀
• epical ₁₃
• ericas ₉
• jicama ₂₁
• laical ₁₁
• lexica ₁₇
• lorica ₁₀
• medica ₁₃
• modica ₁₃
• musica ₁₃
• myrica ₁₄
• nicads ₁₁
• ocicat ₁₂
• picara ₁₂
• picaro ₁₂
• plicae ₁₃
• plical ₁₄
• plicas ₁₃
• silica ₁₀
• spicae ₁₂
• spicas ₁₂
• ticals ₁₀
• tricar ₉
• tunica ₁₁
• vesica ₁₃
• vicars ₁₃
• vomica ₁₆
• chicas ₁₃
• cubica ₁₂
• metica ₁₀
• micate ₁₀
• urtica ₈
• vicary ₁₄

There are 39 6-letter words containing ica in the well-known word game dictionary, 31 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 36 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 33 in the Words with Friends (WWF) dictionary.