ne = hey/huh/right?
baka = idiot
kawaii= cute
ano/eto = umm... well...
doumo = hi/hello
nai = not there
gomenasai = sorry
onegaishimas = please
iie = no / not at all ~ response to sorry 4 bothering u / you're welcome
hai = yes
dame = can't, that cannot be done
desu = is/it's 
kedo/demou = but
ii deska = is that ok/is it alright
iiyo = ok
kire de na = so pretty
desu ne/sou desu ne= that's right
Hajimemashite = nice to meet you
yoroshiku = nice to meet you/ pls treat me well/ I'll leave it to you
ja = well/so or later/see u later
hounto ni = really
soshite = and
nani = what?
wakata = i got it/ i understand
ma = so
ikimashou/ikuzo = let's go=
koko ga daisuki des! = i love it here!
eh = huh?/yes
hounto = really
maji des = no way?!
souka = i see.
kito = surely
ikemas = go/will go
sugoi = cool/awesome/great
sugeh = cool/awesome/great
gambatte = try hard/ good luck/ do yr best
kakkoii = cool/cute
daijoubu = are u ok?/i'm ok/it's alright
iiteh = it hurts
sumimasen = excuse me
atashi no tomadachi = my friend
oos= yes, alright
gambarimas = i'll try my best
nande = why
omedetou! = congratulations
ii ne = that's good/nice
sou deska? = really
yokata = i'm glad/happy! 
yappa/yappari = as expected/of course/as i guessed
mochiron = of course
ii deska = is it ok
hinoiri suki = i like sunsets
subarashii = beautiful/wonderful
bezuni = it's nothing/nothing happened
are = huh?
jodan des = just kidding
sabishii = lonely
dakara = so, then
sou sou/mm mm= right right 
anata wa? = and you?
yada = no/no way

iroiro arigatou gozaimashita = =thank you for everything
=thank you for all you've done
=thank you for all of your kindness

yuukiri = slowly
geki = stage play
suki deska? = do u like it?
dou omoymaska? = what do you think of it?
subarashiikatta to omoymas! = i thought it was excellent!
ore mo = me too
nindayo?! = what the hell?!
kore = look here/look at this
shiigeh! = that's not true/ no, that's not it!
shiibakonayo! = quit it! (kiddy way to say it. haha)
yabai! = it's bad, this is bad!/oh no!
ochitsuite = calm down
doko nii ikimas ka? = where are u going?
chotto kanashii des = im a little sad 
tabun na = maybe
mo - already
totemo un ga yokatta to omoymas = i feel very lucky
anata ni aete totemo yokatta des! = its been great meeting you!
Oyasuminasai = Good night
mouskoshi itekareneka? / mouskoshi dewa? = can u stay a while longer
[not sure which is better to use, got both f/ hana kimi dialogue. =) ]
itsu? = when?

moe = going "moe" means being turned on/having a weakness for characters/people who are a certain way, dress a certain way, look a certain way, etc...go here for more info: 
http://forums.animesuki.com/showpost.php?p=512688&postcount=35

shinjiimas = i believe u
hentai = pervert
suki = i love you/i like you
Tomodachi ni natte kuremasuka? = can we be friends?
Dewa Mata = See You Later