Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb fireproof

1 sense of fireproof

Sense 1
fireproof -- (make resistant to fire)
       => proof -- (make resistant (to harm); "proof the materials against shrinking in the dryer")

Antonyms of adj fireproof

1 sense of fireproof

Sense 1
fireproof -- (impervious to damage by fire)

INDIRECT (VIA noncombustible) -> combustible -- (capable of igniting and burning)

Similarity of adj fireproof

1 sense of fireproof

Sense 1
fireproof -- (impervious to damage by fire)
       => noncombustible (vs. combustible), incombustible -- (not capable of igniting and burning)