There are 16 words that start with 'standa'.
| standard | standards | 
| standaway | standardly | 
| standardise | standardize | 
| standardbred | standardised | 
| standardises | standardized | 
| standardizes | standardless | 
| standardbreds | standardising | 
| standardizing | standardization | 
Note: These 16 words that start with 'standa' are found from the USA & Canada version of the tournament Scrabble word list.