切 is a Chinese hanzi, listed here under the keyword “cut”. It is built from 七 (seven) and 刀 (knife). It appears as a component in 6 other characters in this index.
On KumiJi Glyph Explorer, open the parts search and type “seven” + “knife”. 切 is among the results, together with every other character containing the same shapes.
Open 切 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.