IPA: /ˈbʌtənhoʊl/
KK: /ˈbʌtənhoʊl/
A small opening in clothing or fabric where a button can be inserted to fasten it.
He carefully threaded the button through the buttonhole of his shirt.
To create a small opening in fabric for a button to pass through, often done by sewing.
She decided to buttonhole the new dress to ensure the buttons fit perfectly.
Past: buttonholed
Past Participle: buttonholed
Buttonhole → The word is formed from "button" (from Old French *bouton*, meaning a small knob or stud) and "hole" (from Old English *hol*, meaning an opening or hollow space). A buttonhole is an opening designed to hold a button.
Think of a 'small knob' ('button') fitting into an 'opening' ('hole') — that's what a buttonhole is.
No commonly confused words.