卡顿

卡顿	kǎ dùn	(computing) slow; unresponsive
卡	kǎ	to stop / to block / (computing) (coll.) slow / (loanword) card / CL:张,片 / truck (from "car") / calorie (abbr. for 卡路里) / cassette
卡	qiǎ	to block / to be stuck / to be wedged / customs station / a clip / a fastener / a checkpost / Taiwan pr. [ka3]
顿	dùn	to stop / to pause / to arrange / to lay out / to kowtow / to stamp (one's foot) / at once / classifier for meals, beatings, scoldings etc: time, bout, spell, meal