倻 is a Chinese hanzi, listed here under the keyword “phonetic used in korean place names”. It is built from 亻 (person) and 耶 (used in transliteration).
On KumiJi Glyph Explorer, open the parts search and type “person” + “used in transliteration”. 倻 is among the results, together with every other character containing the same shapes.
Open 倻 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.