Verb

• S: (v) collapse, fall in, cave in, give, give way, break, founder (break down, literally or metaphorically) "The wall collapsed"; "The business collapsed"; "The dam broke"; "The roof collapsed"; "The wall gave in"; "The roof finally gave under the weight of the ice"
• verb group
• direct troponym / full troponym
• S: (v) implode, go off (burst inward) "The bottle imploded"
• S: (v) buckle, crumple (fold or collapse) "His knees buckled"
• S: (v) flop (fall loosely) "He flopped into a chair"
• S: (v) break (curl over and fall apart in surf or foam, of waves) "The surf broke"
• S: (v) slump, slide down, sink (fall or sink heavily) "He slumped onto the couch"; "My spirits sank"
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• sentence frame
• S: (v) fall in (to take one's place in a military formation or line) "Troops fall in!"
• sentence frame
• S: (v) join, fall in, get together (become part of; become a member of a group or organization) "He joined the Communist Party as a young man"
• direct troponym / full troponym
• derivationally related form
• W: (n) joiner [Related to: join] (a person who likes to join groups)
• sentence frame
• Somebody ----s PP
• [Applies to join] Somebody ----s something
• [Applies to join] Somebody ----s somebody