忠心耿耿

Every meaning

Its characters

• 忠zhōngloyal; faithful (as in 忠诚)
• 心xīnheart
• 耿gěnghonest; upright (as in 耿直)

Words with 忠

• 忠诚zhōngchéngloyal
• 忠告zhōnggàosincere advice
• 忠实zhōngshíloyal
• 忠心zhōngxīnloyalty
• 忠于zhōngyúto be loyal to
• 忠贞zhōngzhēnloyal and steadfast
• 忠贞不渝zhōngzhēn-bùyúunwaveringly loyal

Words with 心

• 担心dānxīnto worry
• 放心fàngxīnto be at ease
• 关心guānxīnto care about
• 开心kāixīnhappy
• 小心xiǎoxīnto be careful
• 心里xīnliin one's heart
• 爱心àixīncompassion
• 粗心cūxīncareless