There are 20 words that start with 'ruc'.
| ruck | ruche | rucks |
| ruched | ruches | rucked |
| ruckle | ruckus | ruching |
| rucking | ruckled | ruckles |
| ruction | ruchings | ruckling |
| rucksack | ruckuses | ructions |
| ructious | rucksacks | |
Note: These 20 words that start with 'ruc' are found from the USA & Canada version of the tournament Scrabble word list.