What is the meaning of Siede?

inflection of sieden:

1. first-person singular present
2. first/third-person singular subjunctive I
3. singular imperative

first-person singular present

first/third-person singular subjunctive I

singular imperative

third-person singular present indicative of sedere (“he or she sits”)

first/third-person singular present subjunctive of sieden

to cook, to boil

Source: wiktionary.org