Main entry: gumption, guts, grit, sand, moxie, backbone
Definition: fortitude and determination
Usage: he didn't have the guts to try it
Main entry: grit, gritrock, gritstone
Definition: a hard coarse-grained siliceous sandstone
Main entry: grit
Definition: clench together
Usage: grit one's teeth
Main entry: grit
Definition: cover with a grit
Usage: grit roads