santai hōkai
1. debris avalanche (of a volcano); collapse of volcanic edifice
Noun
#350231
1. debris avalanche (of a volcano); collapse of volcanic edifice
1. collapse; crumbling
2. (radioactive) decay; disintegration
1. Was collapsing; Collapsed
1. Will likely collapse.; Probably will collapse.
1. Was not a collapse.; Did not collapse.
1. Collapse.; Ruin.
1. Wasn't collapsing; Didn't collapse
1. It's not a collapse.; It's not falling apart.
1. It is not a collapse.; It isn't collapsing.
1. Was collapsing; Collapsed