靴がすっかり擦り減った。

靴がすっかり擦り減った。

The shoes are worn out.

靴(くつ)がすっかり擦(こす)り減(へ)った。

Kutsu ga sukkari kosuri hetta.

靴 (くつ)

shoes; boots; footwear; footgear

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

すっかり (すっかり)

all; completely; thoroughly

擦る (なする)

to rub in; to smear on; to spread on; to daub; to lay the blame on

減る (へる)

to decrease (in size or number); to diminish; to abate

Readings: カ、くつ

Meaning: shoes

Readings: サツ、す.る、す.れる、 -ず.れ、こす.る、こす.れる

Meanings: grate, rub, scratch, scrape, chafe, scour

Readings: ゲン、へ.る、へ.らす

Meanings: dwindle, decrease, reduce, decline, curtail, get hungry