Merriam-Webster Collegiate Dictionary - umbrage

 noun  Etymology: Middle English, from Anglo-French, from Latin umbraticum, neuter of umbraticus of shade, from umbratus, past participle of umbrare to shade, from umbra shade, shadow; akin to Lithuanian unksme shadow  Date: 15th century  1. shade, shadow  2. shady branches ; foliage  3.  a. an indistinct indication ; vague suggestion ; hint  b. a reason for doubt ; suspicion  4. a feeling of pique or resentment at some often fancied slight or insult took ~ at the speaker's remarks  Synonyms: see offense