sieden (Verb)

1

ferver (v)

Wut, heat (a liquid) until it begins to turn into a gas
2

cozinhar (v)

3

aferventar (n v)

(intransitive) to cook or undergo heating slowly, (transitive) to cause to cook or undergo heating slowly
Wut
5

evaporar (v)

to transition from a liquid state into a gaseous state
6

fervilhar (v)

to boil vigorously