structural particle: used after a verb (or adjective as main verb), linking it to following phrase indicating effect, degree, possibility etc
to obtain
to acquire
to get
to gain
suit
proper
ready
finished
to be satisfied
to permit
to need to
to have gone as far as to
to have even done
can
school
sect
purpose
model
ancestor
clan
to take as one's model (in academic or artistic work)
classifier for batches, items, cases (medical or legal), reservoirs
lineage
ancestry
great master