潰す (つぶす)to smash; to crush; to flatten

to smash; to crush; to flattenGodan verb with 'su' ending, transitive verb
to shut down; to put out of business; to force (a company) to close up shopGodan verb with 'su' ending, transitive verb
to wreck; to break; to blockGodan verb with 'su' ending, transitive verb
to butcher; to slaughter; to kill (livestock, for food)Godan verb with 'su' ending, transitive verb
to kill (time); to while away (the time); to use up (one's time)Godan verb with 'su' ending, transitive verb
to waste (e.g. talents)Godan verb with 'su' ending, transitive verb

潰す, its kanji, and other words that share them.Open this graph

Kanji in 潰す

暇潰しひまつぶしwaste of time; killing time
潰れるつぶれるto be crushed; to be smashed
潰瘍かいようulcer
胃潰瘍いかいようstomach ulcer
顔を潰すかおをつぶすto make somebody lose face; to embarrass someone
ごく潰しごくつぶしgood-for-nothing; parasite
しらみ潰ししらみつぶしvery thorough search (for contraband, escaped convict, etc.); fine-tooth-comb search
すり潰すすりつぶすto mash; to grind

See how 潰す connects to the rest of Japanese.