verilog-highlight-grouping-keywords

verilog-highlight-grouping-keywords is a variable defined in `verilog-mode.el'.
Its value is

nil

• This variable is safe as a file local variable if its value
  satisfies the predicate `verilog-booleanp'.

Documentation:
Non-nil means highlight grouping keywords more dramatically.
If false, these words are in the `font-lock-type-face'; if True then they are in
`verilog-font-lock-ams-face'. Some find that special highlighting on these
grouping constructs allow the structure of the code to be understood at a glance.

You can customize this variable.