so as to

～するために、～となるように

+++++++++++++++

# I used difference way than usual so as to avoid a traffic jam.

# I left my house early so as to avoid the possibility of delay.

appetite

# My appetite is back!

# You should control your appetite.

# I diminished my appetite after over 30.

play a role

役割（任務）を果たす、役を演じる

+++++++++++++++
# I played a role as important as the task.

# We play a role based on the rules.

# Eating it now will play a role in your appetite later.

briefly

# Let me explain it briefly.

# I was briefly arrested by them.

# We already briefly looked at the proposal.

familiar

# Working out right after work is my familiar behavior pattern.

# You look so familiar to me.

#　Her face is familiar to me, but I can't remember her name.


+++++ PHRASE +++++
# (be) familiar with
～をよく知っている、～に詳しい、～を熟知している、～になじんでいる

# (be) familiar to
～によく知られている。