There are 19 words that start with 'logic'.
| logic | logics |
| logical | logician |
| logicise | logicize |
| logically | logicians |
| logicised | logicises |
| logicized | logicizes |
| logicless | logicality |
| logicising | logicizing |
| logicalness | logicalities |
| logicalnesses | |
Note: These 19 words that start with 'logic' are found from the USA & Canada version of the tournament Scrabble word list.