Sentence:  Why leave the non-enumerated articles, covered by the act of 1864, subject only to this lower rate of duty? Why this distinction? Such a result would, we think, be a <WSD>solecism</WSD>, and contrary to the spirit and purpose of the act. It cannot reasonably be supposed that such was the intent of the clause in question. 
Meaning of the word marked with <WSD> tags:  An erroneous or improper usage.