れいこう 励行 LinksSentence search for 励行Sentence search for れいこうSentence search for 厲行Kanji details for 励 and 行Edit in JMdict Noun, Suru verb, Transitive verb1. strict observance (of rules, regulations, etc.); strict adherence; conscientious practice (of good habits, etc.); diligent execution (e.g. of duties); sticking to (e.g. a routine)Other forms厲行 【れいこう】 Discussions Log in to talk about this word.