The phrase "especially cumbersome" is correct and usable in written English.
It can be used to describe something that is particularly difficult or unwieldy to handle or manage.
Example: "The new software update has introduced several features that are especially cumbersome for users to navigate."
Alternatives: "particularly burdensome" or "notably awkward."
In winter, snow removal, a major expense for any town, is especially cumbersome on dirt roads where plow blades frequently dig into the mud.
Both characteristics are especially cumbersome for large-scale parallel programs with long runtimes, which are quite common in computational science and engineering (CSE) applications.
"Five pounds might not sound like a lot, but for a dog it is," said Officer Pietropaolo, adding that the vests have proved especially cumbersome to dogs that must climb steep stairs.
Although this is also true in most other Republican caucus states, Maine's delegate selection process is especially cumbersome and can potentially reward candidates whose supporters are more enthusiastic and who sit through the entire process, which can be hours long.
What makes this an especially cumbersome issue is the fact that typically the PAs introduce significant nonlinear distortion [3, 29].
This will require a strong political will to push through necessary structural reforms (taxes, pensions, labour laws and infrastructure) and diminish the heavy regulatory burden that weighs on business activities, especially cumbersome to start-ups and discouraging entrepreneurship.
That can be cumbersome, especially in Italy, say fund managers.
Unlike the case where the viscosity remains constant, its discretization may be quite cumbersome especially for high-order staggered formulations.
It worked well and was very easy to read, but I found the wire cumbersome, especially when it came time for basting.
In his view, e-mail is too slow, too formal and too cumbersome, especially for young people who have grown up using text messages and online chats.
If you ask you may be able to stow your own 'chair in the cabin and use it between connections: airport wheelchairs tend to be rather large and cumbersome, especially for smaller people.
