affection
appreciation
cheek
custom
graduate
guest
host
lawyer
pocket
porter
shock
surname
tip
topic
adjust
block
bump
comment
exchange
expect
handle
hug
kiss
manage
pat
slap
tip
welcome
customary
globalized
local
similar
accidentally
patiently
It's advisable to ...
It's a good idea to ...
It's common to ...
It's not polite to ...
It's polite to ...
It's rude to ...
It's wrong to ...
Be sure to ...
Don't forget to ...
Make sure to ...
Remember to ...
Try not to ...
Try to ...
be based
hold hands
in public
stand in line
wait your turn
What's it like ...?
kind to
No kidding!
to be honest