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

{Suffix}ing= -G
{Suffix}ings= -GS
{Suffix}iologist= YO*LGT
{Suffix}iologists= YO*LGTS
{Suffix}ior= YO*R
{Suffix}ious= SH*US
{Suffix}ips= *IPS
{Suffix}ire= *IR
{Suffix}ish= *IRB
{Suffix}ism= IFM
{Suffix}ism= IFMS
{Suffix}ist= IFT
{Suffix}ists= IFTS
{Suffix}istic= ST-K or ST*IK
Suffix}istics= ST-KS or ST*IKS