英和和英

a button on a coat

fasten buttons

provide with buttons

to fasten one's coat with buttons―button one's coat

to sew on a button

to sew a button on

fasten with buttons

to undo a button―（上衣のボタンなら）―unbutton one's coat

to undo a button―unbutton one's coat

undo the buttons of

A button comes off.

A button comes undone

A button comes undone―（靴のボタンなら）―A shoe comes unbuttoned.

a push‐button traffic light

a buttonhole

A button fell off.

blue cohosh

A button is off.

sew a button on

press a button

sew the button down

to sew on a button

A button has come off

A button is off.

to press a button

push the button down

a button‐hole stitch

to finger a button―fumble a button

a hole through which buttons are pushed

a button for forward track skipping