I pronounce it Emma-leen
I really like it, it has a vintage feel to me and is a nice alternative to
Emily and
Emma (though I like them both too)
I think it can stand out on it's own for sure
Heidi,
Rhys,
Griffin and
Emmeline sound lovely together :)
~ Always end the name of your child with a vowel, so that when you yell the name will carry ~