As nouns the difference between here and were
is that
here is this place; this location while
were is man (human male), as in {{term|werewolf||man-wolf|lang=en}}.
As an adverb here
is in, on, or at this place.
As an adjective here
is
Filler after a noun or demonstrative pronoun, solely for emphasis.As an interjection here
is Used for emphasis at the beginning of a sentence when expressing an opinion or want.
As a verb were is
form of Second-person singular simple past tense indicative|be|lang=en.