iōng-sim用心

intention

intention; motive; to be diligent; to be attentive; to be careful; to harbour (malicious) intentions; diligently; attentively; carefully

adverb

English Wiktionary, “用心” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E7%94%A8%E5%BF%83 · confidence: Medium (Wiktionary, Hokkien)