下克上 (げこくじょう)juniors dominating seniors; inferiors overthrowing their superiors; retainer supplanting his lord

juniors dominating seniors; inferiors overthrowing their superiors; retainer supplanting his lordnoun (common) (futsuumeishi)

下克上, its kanji, and other words that share them.Open this graph

Kanji in 下克上

下車げしゃalighting (from a train, bus, etc.); getting off
下院かいんlower house; lower legislative chamber
低下ていかfall; decline
地下ちかbasement; cellar
引き下げひきさげreduction; cut
以下いかnot exceeding; and downward
殿下でんかyour Highness; his Highness
陛下へいかYour Majesty; His Majesty
克服こくふくconquest (of a difficulty, illness, handicap, etc.); overcoming
克明こくめいdetailed; scrupulous
克己こっきself denial; self control
相克そうこくrivalry
克くよくnicely; properly
克つかつto win; to gain victory
克己復礼こっきふくれいexercising self-restraint and conforming to the rules of etiquette and formality
克己心こっきしんspirit of self-denial
上がったりあがったりdoomed (business, trade, etc.); in a bad state
上昇じょうしょうrising; ascending

See how 下克上 connects to the rest of Japanese.