unwarranted

From un- +‎ warranted.

unwarranted (comparative more unwarranted, superlative most unwarranted)

1. Not warranted; being without warrant, authority, or guaranty; unwarrantable.
2. Unjustified, inappropriate or undeserved.
   • 1966, James Workman, The Mad Emperor, Melbourne, Sydney: Scripts, page 62:

     The attack was so unwarranted and delivered with such venom that his unpreparedness for it left him speechless.

   • 2012, James Lambert, “Beyond Hobson-Jobson: A new lexicography for Indian English”, in World Englishes‎, page 312:

     The dictionaries themselves cover this additional lexis in what can best be described as a piecemeal fashion, with an obvious but unwarranted bias towards colonial era lexis.

   • 2021 September 22, “Network News: Union threatens to escalate Class 360s dispute with EMR”, in RAIL, number 940, page 23:

     This strike action by the RMT is completely unwarranted and unjustified.

• warrantless

• “unwarranted”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
• “unwarranted”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.