zhì​huàn

displacement

置换 (置換) zhì​huàn
displacement verb
to replace or substitute one component for another, often used in chemical or physical processes

Active metals can displace inactive metals from their salt solutions.

permutation verb
to permute or a permutation, especially in a mathematical or logical context

We can form new words by rearranging these letters.

Frequency

Movie subtitles
0.720 per million appears in 0% of films
Written text
9.99 per million

Sources

Definitions
CC-CEDICT