verdaulichen
Verdaulichen is a rarely used German verb form that would mean to render something digestible or to become digestible. In standard German, the act of digestion is expressed with verdauen, not with verdaulichen. The related adjective verdaulich means easy to digest. Because verdaulichen is not widely attested in modern usage, you will mostly encounter it in older texts or as a theoretical construction rather than as a common verb.
Formation: The hypothetical verb would be formed from the adjective verdaulich with the infinitive suffix -en
Usage: For expressing digestion of food, prefer verdauen: “Die Nahrung wird im Magen verdaut.” For making something