Did you maybe mean tandems?
- tandem + -wise (Wiktionary)
“A mile farther on he overtook, on a slight rise, an immense tree trunk slung between three pairs of wheels and dragged by two tremendous horses, harnessed tandemwise.”
“In Regent's Park he saw her produce a brilliant pair of scarlet worsted reins, gay with bells; heard her hiss like any proper groom as tandemwise she harnessed David and”
These user-created lists contain the word ‘tandemwise’.
A long list of adverbs, beginning with full-drive. Someone had to list them. This list in continued in the list More Adverbia.
Read some sniping and some informative commentary about a...
Looking for tweets for tandemwise.