eruption - noun

the sudden occurrence of a violent discharge of steam and volcanic material

symptom consisting of a breaking out and becoming visible

(of volcanos) pouring out fumes or lava (or a deposit so formed)

a sudden violent spontaneous occurrence (usually of some undesirable condition)

a sudden very loud noise

the emergence of a tooth as it breaks through the gum

eruption - thesaurus

bam   bang   blast   clap   eructation   extravasation   irruption   outbreak