One alternative word that can be used instead of "they" is "them."
An alternative word that can be used instead of "we" in an essay is "one" or "individuals."
instead of being that
used to be
no "It" is not used instead of he and she...
How come is often used instead of why.
But may be used - instead of however, in most contexts.
pronoun
an word that can be used instead of pen
herbage
unserrated
effective.