何やかや

なにやかや

this and that; one thing or another; something or other; and whatnot; and the rest

何やかんや

なんやかんや

one thing or another; this and that; something or another

何や彼や

なにやかや なにやかれや

this and that, one thing or another

何やら

なにやら

something, for some reason, some kind of

何が何やら

なにがなにやら

what's what; heads or tails

何やら彼やら

this and that; one thing or another

何処やら

どこやら

somewhere

何時ぞや

いつぞや

once, some time ago

何とやら

for some reason or other; somehow

何やら彼にやら

なにやらかにやら なにやらかれにやら

this and that

冷ややか

ひややか

cold, chilly, cool

やか

seeming very...

やや

Oh!, Oh my!, Dear me!

何処へやら

どこへやら

currently nowhere to be seen; unknown where it went; disappeared into thin air

冷ややかさ

ひややかさ

coldness, frigidity, indifference

何をかいわんや

なにをかいわんや

what more can one say?; utterly at a loss for words (because of disbelief or disgust)

何をか言わんや

なにをかいわんや

what more can one say?, to be utterly at a loss for words (because of disbelief or disgust)

何が何やらわからない

なにがなにやらわからない

not knowing what's what; being unable to make heads or tails

ややむ

to be deeply worried