What does 真心 mean?
真心 is a Japanese noun meaning “sincerity, devotion” in English. It is written as 真心 in kanji, まごころ in hiragana, and magokoro in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
彼女は彼に真心こめて感謝しました。
She thanked him with all her heart.