Potential answers for "It may be used to communicate silently"

⭐⭐⭐⭐ FINGERALPHA
⭐⭐⭐ SIGN
⭐⭐⭐ TEXT
⭐⭐ CRISCO
⭐⭐ FILE
⭐⭐ CARBON
⭐⭐ REDCORAL
⭐⭐ DISHRAG
⭐⭐ AROMA

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