This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Cumbersome.

adj. Unwieldy because of its weight; cumbersome.

adj. Giving trouble; vexatious.

adj. Rendering action or motion difficult or toilsome; serving to obstruct or hinder; burdensome; clogging.

adj. Giving trouble; vexatious.

Burdensome; hindering or obstructing; rendering action difficult or toilsome; clogging; cumbersome.

Causing trouble or annoyance; troublesome; vexatious.

Difficult to use; characterized by unwieldiness or clumsiness; ungainly; clumsy.

adj. difficult to handle or use especially because of size or weight

"He had been, though a much younger man, acquainted with the late Sir Hildebrand; and whenever Mrs Rayland and Lord Carloraine met, which they did in cumbrous state twice or thrice a year, their whole conversation consisted of eulogiums on the days that were passed, in expressing their dislike of all that was now acting in a degenerate world, and their contempt of the actors."

unmanageable    unwieldy   

burdensome    clogging    vexatious    unwieldy    clumsy   

unwieldy    antiquated    ponderous    bulky    clumsy