下吏[kari] lower official
官吏[kanri] government official
刑吏[keiri] executioner
公吏[kouri] public official
獄吏[gokuri] jailer

市吏員[shiriin] employee
執達吏[shittatsuri] bailiff
収税吏[shuuzeiri] tax collector
俗吏[zokuri] petty official
刀筆の吏[touhitsunori] minor official

警める[imashimeru] to admonish
機械警備[kikaikeibi] card-key system
機動警察[kidoukeisatsu] mobile police
軍事警察[gunjikeisatsu] military police
警衛[keiei] guard

警戒[keikai] vigilance
警戒心[keikaishin] wariness
警官[keikan] policeman
警句[keiku] aphorism
警護[keigo] bodyguard