はやさ could be an inflection of はやい, with these forms:
- This is an i-adjective with the suffix -sa, which turns it into a noun.
Sentences — 85 found
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jreibun/756/2Details ▸
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この頃、
- よのなか世の中 の動きの速さについていけないと感じることが多い。
These days I often feel that I cannot keep abreast of the speedy progress of the world. — Jreibun