熟語JLPT-N2
至 し
急 きゅう
きゅうurgentきゅうこうspeedyとっきゅうlimited express train (faster than an express train)きゅうげきsuddenきゅうそくrapid (e.g. progress)きゅうswiftlyきゅうurgentおうきゅうemergencyきんきゅうurgentさっきゅうurgentじゅんきゅうlocal express (train slower than an express)