unusual, change

たいへん

very; difficult, hard

へん

strange, odd

かえる

to change, to alter, to vary

かわる

to change (v.i.), to be transformed, to vary

へんか

change, transformation

へんこう

change, modification

あいかわらず

as ever, as usual

いっぺん

complete change

へんかく

change, reform(the) Reformation

へんせん

change, transition, vicissitudes

へんどう

change, fluctuation