What @Martin90 said about Click Patterns.
Also, because 1 and a 2 and a 3 and a 4.
Whole note, half-note, quarter-note, eighth-note, sixteenth-note etc.
Or, in English, (I know, it’s Latin) semibreve, minim, crotchet, quaver, semiquaver,… demisemihemidemisemiquaver (my personal favourite).
Mensural notation