happenon Basic wordsalso onCEFR Elementary (A2)? Band 1 (BND1)? يحدث happen happen(verb) يحدث happened happened(verb) حدوث,مصادفة,وقوع happening happening(noun) حادث,حدث happening happening(verb) حدوث,مصادفة,وقوع happens happens(verb) حدوث,مصادفة,وقوع Forms verbnoun happen happening happened happening happens