Easy:
Open your dictionary
Find "at"
Cross it out
Your answer is all the words in that dictionary that have NOT been crossed out.
You're welcome.
a an
rather, preferably, alternately
next
Three other words instead of saw : stared looked watched
peter
a an
a or an
rather, preferably, alternately
you are not
next
Like
two
you can use or , otherwise, or rather than.
Three other words instead of saw : stared looked watched
since
Also In Addition [to] Plus
hard