The kanji 謝謝 primarily conveys the meaning of "to apologize," "to thank," or "to decline." It encompasses expressions of gratitude, regret, and refusal, all stemming from a situation where one acknowledges something from another person or circumstance. It implies a recognition of a benefit, wrongdoing, or request and a corresponding response.

・On-yomi (音読み): シャ (sha) ・Kun-yomi (訓読み): あやま（る） (ayama(ru)) - to apologize; しゃ（する） (sha(suru)) - to thank

⚫︎ 謝罪 (shazai) Translation: Apology ⚫︎ 感謝 (kANsha) Translation: Gratitude; thanks ⚫︎ お詫び申し上げます (o-wabi mOushigemasu) Translation: I offer my apologies; I apologize

The kanji 謝謝 is a phono-semantic compound (形声文字, keisei moji). The left side is a radical called 言 (gen) which means "speech" or "words." The right side is 射 (sha), which means "to shoot" or "to aim." The combination suggests using words to express one's feelings, whether it be apology, thanks, or refusal. The "shoot" part of the character gives a sense of directing or expressing a particular sentiment.