insole; shoe insert; inner sole
Refers to the removable inner layer inside a shoe, often for comfort or fit adjustment.
Rare usage for a rug or carpet placed on the floor. More commonly expressed with 敷物 or カーペット.
After putting an insole in my new shoes, they became easier to walk in.
This insole can be removed and washed.
In old documents, a floor covering is sometimes called 中敷き.
Common spelling with okurigana, making the reading clear.
Kanji-only spelling; less common but still used.
Compound of 中 (naka, 'inside') and 敷き (shiki, 'spreading, laying'), from the verb 敷く (shiku, 'to spread, lay'). Literally 'inside spread', referring to something laid inside a shoe or on the floor.