ガス欠[gasuketsu] running out of gasoline (petrol)
欠けがえのない[kakegaenonai] irreplaceable
間欠[kanketsu] intermittence
金欠[kinketsu] running out of money
欠かす[kakasu] to miss (doing)

欠く[kaku] to chip
欠け[kake] fragment
欠ける[kakeru] to be chipped
欠員[ketsuin] vacancy
欠課[kekka] cutting class

基数の補数[kisuunohosuu] radix complement
兼補[kenpo] carrying on a second line of work
候補[kouho] candidate
候補者[kouhosha] candidate
候補生[kouhosei] cadet

候補地[kouhochi] proposed site
公認候補[kouninkouho] official candidate
公認候補者[kouninkouhosha] official candidate
主格補語[shukakuhogo] subject complement
修補[shuuho] repairing