Collar :
see a man’s collar: a new acquaintance with man
a white collar of a pupil: you are too meek and you allow others to direct you
to iron: it promises an argument and unpleasantness with a man
a stiff collar: you walk with a snub nose and you’re stiff
to tie a tie, ribbon, etc. .: taking part or an invitation to an official party
try to tie the tie, ribbon unsuccessfully: a matter should be promptly settle
see a collar tightening around the neck: you cannot express your feelings