There are 16 words that start with 'calend'.
| calends | calendal | calendar |
| calender | calendars | calenders |
| calendric | calendula | calendared |
| calendered | calenderer | calendulas |
| calendaring | calenderers | calendering |
| calendrical | ||
Note: These 16 words that start with 'calend' are found from the USA & Canada version of the tournament Scrabble word list.