)1 verb happen INTRANSITIVEthe plan failed to materialiseníor cuireadh an plean i gcrích riamh, níor tháinig aon bhun ar an bplean riamh2 verb appear INTRANSITIVEshe materialised out of the mistnocht sí as an gceo, tháinig sí amach as an gceolunch didn't materialise until threení fhacthas aon lón go dtí a trí