The kanji 誇誇 primarily conveys the meanings of "to boast," "to be proud," "to be self-satisfied," or "to praise." It implies a feeling of satisfaction with oneself or something related, often expressed verbally or through actions. It suggests an overestimation of one's own abilities or achievements.

・On-yomi (音読み): コ (ko) ・Kun-yomi (訓読み): ほこ（る） (hoko(ru)) - to be proud, to boast

⚫︎彼は自分の才能を誇っている。 Translation: He is boasting about his talent. ⚫︎誇り高い態度。 Translation: A proud attitude. ⚫︎自分の成果を誇る。 Translation: To boast about one's achievements.

The kanji 誇誇 is a 形声文字 (keisei moji), a phono-semantic compound. It combines the radical 言 (言) - "speech" or "to speak" - with the phonetic component 瓜 (ka), which provides the sound and hints at the meaning. The combination of "speech" and the sound/meaning element suggests "to speak with pride" or "to boast". The 瓜 can also be interpreted to mean "to expand" or "to enlarge," reflecting the idea of inflating one's ego or achievement when boasting.