1 greetings
おはよう  ohayoo(u=o), good morning
こんにちわ  kong-ichi-wa, hello OR good afternoon?
こんばんわ kong-bang-wa, good evening
おやすみなさい  oya-sumina-sai, good night

ありがとう  arigatoo (u=o), thank you
いいえ   ie (long-E), u r welcome OR NO

はじめまして  haji-mema-shite, nice to meet you - for the first time
よろしく   yoro-shi-ku, please be nice? -asking for good friendship

2 I-adjectives
かわいい kawaii, cute - lovely - beautiful etc
おいしい  oishii, yum!
たのしい  tano-shii, fun