いちほうこうせいかんすう
Composed of
one; 1; best; first; foremost; beginning; start
trend; course of action; directionality; directivity; directional; vectorial
function; function (programming)
Composed of
one direction; unidirectional; non-interactive
nature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); gender; -ty
function; function (programming)