Related Clues:

• Words with a nod
• Wooden shoe passenger
• Silent bid
• "Oh, OK"
• Palmist's words
• What a nod might mean
• Discerner's phrase
• Unspoken assent
• Pal of Wynken and Blynken
• "... was blind, but now ___" ("Amazing Grace")
• Positive sign
• ''Now it's clear!''
• 'Hmm ...'
• "So that's how it is!"
• Understanding comment