to scrupulously abide by; to strictly observe or honor a rule, treaty, or promise

To fulfill one's duties and responsibilities with extreme care and devotion.

Chen Yinke (1890–1969), a highly influential Chinese historian, linguist, and sinologist known for his deep knowledge of historical linguistics and medieval Chinese history.

to scrupulously observe or strictly follow rules, traditions, or laws; literary usage

to faithfully and strictly adhere to a promise, agreement, or principle without changing or wavering

respectful and cautious; reverent and careful

reverent and respectful