いっそう なお一層 LinksSentence search for なお一層Sentence search for なおいっそうSentence search for 尚一層Kanji details for 一 and 層Edit in JMdict Expressions (phrases, clauses, etc.), Adverb (fukushi)1. further; even more; still more; all the moreOther forms尚一層 【なおいっそう】 Discussions Log in to talk about this word.