How to sign: an accidental misstep threatening (or causing) a fall
"he blamed his slip on the ice"; "the jolt caused many slips and a few spills";
Similiar / Same: slip
Categories: misadventure, mischance, mishap
Within this category: spill
How to sign: a journey for some purpose (usually including the return)
"he took a trip to the shopping center";
Categories: journey, journeying
Within this category: errand, flight, junket, round trip, run, run, service call, trek