竟 is a Japanese kanji, listed here under the keyword “finally”. It is built from 音 (sound) and 儿 (human legs). It appears as a component in 2 other characters in this index.
On KumiJi Glyph Explorer, open the parts search and type “sound” + “human legs”. 竟 is among the results, together with every other character containing the same shapes.
Open 竟 in the interactive kanji search
to expand every part down to its smallest pieces, add your own names and mnemonic stories,
or search for other characters by their parts.