IPA: /ˈspiːdɪnəs/
KK: /ˈspidɪnəs/
The quality or state of being quick or fast.
The speediness of the internet connection allowed us to stream videos without buffering.
Speediness → It is formed from "speed" (from Old English *spēd*, meaning success or prosperity) and "-iness" (a suffix indicating a state or quality). The word "speediness" refers to the quality or state of being speedy or fast.
Think of 'speed' as the quality of being fast, and the '-iness' shows that it describes a state. This helps you remember that 'speediness' means the state of being fast.