積羽沈舟 せきうちんしゅう Meanings Noun small things in sufficient quantity can have a large influence (literally: a large pile of feathers sinks a ship) Kanji 積 pile up. Read as セキ. 羽 feather 沈 sink. Read as チン. 舟 boat. Read as シュウ. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists