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All answers having "-- -cold" as clue:

3 Character Answers:

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ICE

ICY

RAW

WAR



4 Character Answers:

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CASE

CUTS

DUCK

FEET

ICED

SNAP



5 Character Answers:

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ALGID

ALOOF

ASICE

CHEST

CHILL

FEEDA

GELID

HOTOR

NIPPY

PARKY

STEEL



6 Character Answers:

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ACHILL

CHILLY

FRIGID

FROSTY

WINTRY



7 Character Answers:

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DISTANT

STORAGE

WINTERY



8 Character Answers:

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UNCARING

UNHEATED



10 Character Answers:

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IMPERSONAL



11 Character Answers:

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CARBONDATED

UNEMOTIONAL



21 Character Answers:

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CASHWARSHOULDERTURKEY

COMFORTDUCKFRONTFRAME

CUTSSNAPCREAMFISHFEET