稽古 （ケイコ） practice, practising, training, study

稽古着 （ケイコギ） training clothes (judo, kendo, etc.), practice suit

無稽 （ムケイ） unfounded, groundless, baseless, absurd, nonsensical

考える （かんがえる） to think (about, of), to think over, to ponder, to contemplate, to reflect (on), to meditate (on), to consider, to bear in mind, to allow for, to take into consideration, to think (that), to believe, to hold (a view), to judge, to conclude, to suspect, to intend (to do), to think of (doing), to plan, to predict, to anticipate, to expect, to imagine, to come up with, to think up, to contrive, to devise, to consider (as), to regard (as), to look on (as), to take, to view