n. 25B6; verb
he tripped on the loose stones : STUMBLE, lose one's footing, catch one's foot, slip, lose one's balance, fall (down), tumble, topple, take a spill.
taxpayers often trip up by not declaring taxable income : MAKE A MISTAKE, miscalculate, make a blunder, blunder, go wrong, make an error, err; informal slip up, screw up, make a boo-boo; Brit. informal boob; N. Amer. informal goof up.
the question was intended to trip him up : CATCH OUT, trick, outwit, outsmart; throw off balance, disconcert, unsettle, discountenance, discomfit; informal throw, wrong-foot; Brit. informal catch on the hop.
they tripped up the terrace steps : SKIP, run, dance, prance, bound, spring, scamper.
Hoffman tripped the alarm : SET OFF, activate, trigger; turn on, switch on, throw.
25B6; noun
a trip to Paris : EXCURSION, outing, jaunt; HOLIDAY, visit, tour, journey, expedition, voyage; drive, run, day out, day trip; informal junket, spin.
trips and falls cause nearly half such accidents : STUMBLE, slip, misstep, false step; fall, tumble, spill.