There are 12 words that start with 'thing'.
| thing | things | thingness |
| thingummy | thingamabob | thingamajig |
| thingnesses | thingumajig | thingummies |
| thingamabobs | thingamajigs | thingumajigs |
Note: These 12 words that start with 'thing' are found from the USA & Canada version of the tournament Scrabble word list.