Component 介 a man wearing armor

介, a pictographic character of a man wearing armor, serves as phonetic component to form characters. 

Characters formed by the phonetic component

价 jià  阶 jiē

界疥芥砎蚧玠衸畍庎岕吤  all the same jiè 

斺 chǎn  忦 jiá  妎 hài