We have put together a list of words that are similar to AVALANCHE.

7 Alternative Words Similar to avalanche

1 Happening Noun      Synonym Words Like Happening
2 Occurrence Noun      Synonym Words Like Occurrence
3 Occurrent Noun      Synonym Words Like Occurrent
4 Descend Verb      Synonym Words Like Descend
5 Fall Verb      Synonym Words Like Fall
6 Godown Verb      Hypernym Words Like Godown
7 Comedown Verb      Hypernym Words Like Comedown

10 definitions of avalanche

1 The fall or sliding down of a mass of snow or ice from a mountain-slope.
2 Hence—2. Anything resembling an avalanche in suddenness and destructiveness: as, an avalanche of misfortunes.
3 A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice.
4 A fall of earth, rocks, etc., similar to that of an avalanche of snow or ice.
5 A sudden, great, or irresistible descent or influx of anything.
6 Anything like an avalanche in suddenness and overwhelming quantity (like a barrage, blitz, etc).
7 To descend like an avalanche.
8 To come down upon; to overwhelm.
9 a slide of large masses of snow and ice and mud down a mountain
10 gather into a huge mass and roll down a mountain, of snow
We get our data from many different dictionaries across the web:
Wordnik, Wiktionary, Century, American Heritage, Gcide