There are 9 words that start with 'dayd'.
| daydream | daydreams | daydreamt | 
| daydreamy | daydreamed | daydreamer | 
| daydreamers | daydreaming | daydreamlike | 
Note: These 9 words that start with 'dayd' are found from the USA & Canada version of the tournament Scrabble word list.