Grammar topic (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grammar topic</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for usage that I've seen before include "Way of employing" , "Treatment, practice" , "Customary practice" , "Application" , "Particular meaning of a word" .)
(Other definitions for syntax that I've seen before include "Rules governing the use of words" , "Grammatical arrangement of words" , "Linguistic study" , "The rules governing the arranging of words" , "Rules for sentence construction" .)