| stammer | stammers | stammering | stammered |
| command | commands | commanding | commander |
| climb | climbs | climbing | climbed |
| majesty | majesties | majestic | majestically |
| numb | number | numbed | numbing |
| tomb | tombs | entombed | tombstones |
| dumb | dumbest | dumbbells | dumbfounded |
| lamb | lambs | lambing | lambed |
