Subminting/sʌbˈmɪntɪŋ/
Selling or listing a collectible below the price it was orginally minted at.
Flipping/ˈflɪpɪŋ/
Buying an unrevealed collectible on primary and selling it for many times more than the mint price before the collectible is revealed.
Undercutting/ˌʌndə(r)ˈkʌtɪŋ/
Listing a collectible at between 0.0000001 and 0.5 less than the current lowest offer instead of just joining the queue.
False Positive/fɔːls ˈpɒzətɪv/
Heuristical behaviour analysis is inherently flawed. It can be very useful but there is always a chance of incorrect categorisation. The chances of you being a part of the false positive cohort is indicated on your report card.