This is the 9959th most frequent Japanese word.
赤字
Deficit or loss (usually financial).
Here, '赤字' refers to a financial deficit where expenses exceed income.
今年の予算は赤字が予想されています。
This year's budget is expected to be in deficit.
In this context, '赤字' refers to text written in red, often used for emphasis or corrections.
今回のプレゼン資料には赤字で修正を加えました。
I made corrections in red text on this presentation material.
This sentence uses '赤字' as a metaphorical term for operating at a loss.