Roll means roll 2d6 unless another die is specified.
Roll+Stat means roll a 2d6 and add the appropriate stat.
X/Session means something can be done X times in a single session.
X/Combat means something can be done X times in a single combat.
Hold X means you get a token toward using one of that move's features.
Take +/-X in a skill means you Roll +/- X when the conditions apply.
Take +/-X Forward means you Roll +/- X on the next applicable roll.
At Advantage (X) means roll twice (or X) number of times and take the better result.
At Disadvantage (X) means roll twice and take the worst result.
Stacking options can be taken multiple times, up to X if specified or as many times as you can.
6-: in a move's description overrides the usual implications of failure.
-