Is this your crossword clue?
"trainee" is also used as a crossword clue. If that's what you saw, the answer is often apprentice (10 letters).
Definitions
Person who is learning a job, skill, or profession.
Word origin
From train + -ee.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“New recruit”7 letters
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