Excessively; immoderately: unduly familiar with strangers. (adverb)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "unduly" in a sentence
"Drawing attention to what he called unduly stringent time regulations and unstructured or inconclusive meetings, Ledger said not all interested parties had been given a chance to comment on the plan."
"Rest assured, by the way, that any comments you may post here that indulge in unduly coarse language will be deleted."
"A widespread sense prevailed that de Man's thinking posed, in unduly formalist fashion, the literary text against or outside of history rather than embedded in it."