IPA: /ˈspiːdi/
KK: /ˈspidɪ/
This word describes something that happens quickly or is done in a short amount of time.
The speedy delivery of the package impressed the customer.
Comparative: speedier
Superlative: speediest
Speedy → It is formed from "speed" (from Old English *spēd*, meaning success or prosperity) and the suffix "-y" (meaning characterized by). The word "speedy" means characterized by speed or quickness.
Think of 'speed' as success in moving quickly, and the '-y' indicates that something is characterized by that quality. So, 'speedy' means having the quality of being fast.