unwieldiest
/ʌnˈwiːldiɪst/
adjective
- Superlative form of unwieldy: most difficult to handle, manage, or carry because of size, shape, or weight.
- He struggled to steer the unwieldiest shopping cart through the narrow aisle.
- Of all the furniture, the unwieldiest piece was the grand piano.
- The unwieldiest part of the project was the massive data set.