See also: ほうか, ほうが, and ぼうが

Japanese edit

For pronunciation and definitions of ぼうか – see the following entries.
防火
[noun] (firefighting) fire prevention, fireproof, fire fighting
膨化
[noun] swelling, expansion
[verb] (transitive) to swell
[verb] (intransitive) to swell, to expand
(This term, ぼうか, is the hiragana spelling of the above terms.)