C F L M R S T Canceled vs. Cancelled – Which Is Correct? Fueled/fueling vs. fuelled/fuelling Labeled vs. labelled Modeling vs. modelling Rivaled/rivaling vs. rivalled/rivalling Shoveled/shoveling vs. shovelled/shovellingShriveled/Shriveling vs. Shrivelled/Shrivelling Travel, Traveled & Travelling – What’s the Difference?Tunneled, Tunneling vs. Tunnelled, Tunnelling – What’s the Difference?