[groff] 11/20: doc/groff.texi (Introduction): Fix style nits.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit a64b09636d080d828a0388558ad6034fe1432803
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Wed Aug 2 09:49:43 2023 -0500

    doc/groff.texi (Introduction): Fix style nits.
    
    Use better words.  Improve correspondence of groff(1) usage summary and
    discussion of it.
---
 doc/groff.texi | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/doc/groff.texi b/doc/groff.texi
index 6a07cb951..da086bd6e 100644
--- a/doc/groff.texi
+++ b/doc/groff.texi
@@ -661,9 +661,9 @@ embedding of hyperlinks, images, document metadata, and 
other inclusions
 @cindex macro package, introduction
 @cindex package, macro, introduction
 
-Elemental typesetting functions can be be challenging to use directly
-with complex documents.  A @dfn{macro} facility specifies how certain
-routine operations, such as starting paragraphs, or printing headers and
+Elemental typesetting functions can be be laborious to use directly with
+complex documents.  A @dfn{macro} facility specifies how certain routine
+operations, such as starting paragraphs, or printing headers and
 footers, should be performed in terms of those low-level instructions.
 Macros can be specific to one document or collected together into a
 @dfn{macro package} for use by many.  Several macro packages available;
@@ -942,8 +942,8 @@ gtroff [-abcCEiRUz] [-f @var{font-family}] [-F 
@var{font-directory}]
 @endExample
 
 Options that don't take arguments can be clustered after a
-single@tie{}@option{-}.  A filename of@tie{}@file{-} denotes the
-standard input stream.
+single@tie{}@option{-}.  A @var{file} argument of @tie{}@file{-} denotes
+the standard input stream.
 
 All @code{groff} commands accept a @option{--help} option, which
 summarizes usage similarly to the foregoing, and @option{--version},