language-specific options also refer to @ref{C++ Dialect Options} and
@ref{Objective-C and Objective-C++ Dialect Options}.
-When an unrecognized warning label is requested, for example
-@option{-Wunknwon-warning}, GCC will emit a diagnostic stating
+When an unrecognized warning label is requested (e.g.,
+@option{-Wunknown-warning}, GCC will emit a diagnostic stating
that the option is not recognized. However, if the @samp{-Wno-} form
is used, the behavior is slightly different: No diagnostic will be
produced for @option{-Wno-unknown-warning} unless other diagnostics