The following are briefs for prefixes: (Note: When d-defining, don’t forget to define the briefs with the format symbol for prefixes.)

non= NAUN
o= O or OE/DL-S
ob= OB/DL-S
off= AUF or AOF
on= AON
or= AUR
osteo= OFT/YO*E or OEFT
out= AOUT
over= AUFR
peri= PRI
poly= POL/YI