There is a total of 1674 clues beginning with ic
- Icicle's anchor
 - Icicle's hangout^EAV
 - Icicle's locale
 - Icicle's location
 - Icicle's place
 - Icicle's site
 - Icicle's spot
 - Icicle, originally
 - Icicle-forming spot
 - Icicles and burning candles both do this
 - Icicles attach to them
 - Icicles may hang from them
 - Icicles spot
 - Icicles' locales
 - Icicles' place
 - Icicles' starting points
 - Icicles' starting points, often
 - Icicles, originally
 - Icily rainy
 - Iciness and wetness?
 - ICING
 - Icing aid
 - Icing buds on fancy cakes
 - Icing decider
 - Icing flavor
 - Icing flavor
 - Icing on the cake or a hint to 20-, 24-, 35- and 43-Across
 - Icing on the cake, so to speak
 - Icing on the cake?
 - Icing sites
 - Icing supervisor?
 - Icing technique that creates a vinyl-like look?
 - Icing tool
 - Icing, at times
 - Ick!
 - Ickes is ___ Administrator
 - Ickes' description of himself
 - Ickier
 - Icky
 - Icky accumulation
 - Icky and sticky
 - Icky buildup
 - Icky cafeteria mixture
 - Icky coating
 - Icky creature
 - Icky eats
 - Icky fare
 - Icky food
 - Icky goo
 - Icky ichthyoid
 - Icky impact sound
 - Icky incrustation
 - Icky ooze
 - Icky or itchy, eg (abbr)
 - Icky or sticky stuff
 - Icky people
 - Icky pond residue
 - Icky pond surface
 - Icky residue
 - Icky sticky stuff
 - Icky stuff
 - Icky substances
 - Icky to the max
 - Icky tunnel
 - Icky, sticky stuff
 - Icky-poo!
 - Icky-tasting
 - Icky-___ (awful, in baby talk)
 - iCloud account need
 - iCloud company
 - iComfort company
 - iComfort maker
 - iComfort mattress maker
 - iCompany?
 - Icon
 - Icon after "Not a member?"
 - Icon at one end of a Mac's Dock
 - Icon Bennett
 - Icon born 10/2/1869 with a hint to three squares in this puzzle
 - Icon clicker
 - Icon clickers
 - Icon Diamond
 - Icon element
 - Icon familiar to cybershoppers
 - Icon feature
 - Icon feature, at times
 - Icon for ___
 - Icon in an Internet forum
 - Icon leading to checkout
 - Icon locale
 - Icon of ambient music
 - Icon of Mexican nationalism
 - Icon of the Sixties
 - Icon of the small screen?
 - Icon often pictured with wind-blown hair
 - Icon on a faulty Shuffle or Touch
 - Icon on a pole
 - Icon on a shopping site
 - Icon on Amazon
 - Icon on an online shopping site