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All answers having "Employed" as clue:

3 Character Answers:

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RHO



4 Character Answers:

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BUSY

SELF

USED



5 Character Answers:

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HIRED

INUSE



6 Character Answers:

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UTILED



7 Character Answers:

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ONSTAFF

WORKING



8 Character Answers:

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SITUATED



9 Character Answers:

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INTHEBAND