Button-down
Part of speech: adjective
Definition: Of a collar, able to be buttoned down to the shirt, as over a necktie. Serious; staid; businesslike. Conservative; conventional; unimaginative.
Buttoned-down
Part of speech: adjective
Definition:
Button-down as an adjective is of a collar, able to be buttoned down to the shirt, as over a necktie. while Buttoned-down as an adjective is
Part of speech: adjective
Definition: Of a collar, able to be buttoned down to the shirt, as over a necktie. Serious; staid; businesslike. Conservative; conventional; unimaginative.
Part of speech: adjective
Definition:
We hope you now know whether to use Button-down or Buttoned-down in your sentence.