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All answers having "Discuss" as clue:

3 Character Answers:

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AIR

BAT

RAP

RHO



4 Character Answers:

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HASH

TALK



5 Character Answers:

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ARGUE

TREAT



6 Character Answers:

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CONFER

DEBATE

GOINTO



7 Character Answers:

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GETINTO

HASHOUT

SPEAKOF



8 Character Answers:

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HASHOVER

TALKOVER



10 Character Answers:

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KICKAROUND

TALKITOVER



15 Character Answers:

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GETOFFONESCHEST