обрушитьсяcollabi [or, lapsus
неисчислимыйinnumerus [a, um];
непреодолимыйin(ex)superabilis [e];inexpugnabilis
incidere [o, cidi, cisum] (in aliquem);incurrere [o, rri, rsum];incursare [1] (alicui rei);offendere [o, ndi, nsum];