These are the simple rights

Short form Long Name Explorer Checkboxes
N No Access None
F Full access Full Control
M Modify access Modify/ Read & Execute/ List folder contents/ Read
RX Read and execute access Read & Execute/ List folder contents/ Read
R Read-only access Read
W Write-only access Write
D Delete access Hidden under Special permissions

These are the specific rights

Short form Long Name Explorer Checkboxes
DE Delete Delete
RC Read control Read permissions
WDAC Write DAC Change permissions
WO Write owner Take ownership
S Synchronize ?
AS Access system security ?
MA Maximum allowed ?
GR Generic read List folder / Read data / List folder / Read data / Read extended attributs / Read permissions
GW Generic write Create files / Write data / Create folders / Append data / Write Attributes / Write extended attributes / Read Permissions
GE Generic execute Traverse folder / Execute file / Read Permissions
GA Generic all All Checked (Full control)
RD Read data/ List directory List Folder / Read data
WD Write data / Add file Create files / Write data
AD Append data / Add subdirectory Create folders / Append data
REA Read extended attributes Read extended attributes
WEA Write extended attributes Write extended attributes
X Execute / Traverse Traverse folder / Execute file
DC Delete child Delete subfolders and files
RA Read attributes Read attributes
WA Write attributes Write attributes

Inheritance

SDDL for windows services
Short form Long Name
OI Object inherit
CI Container inherit
IO Inherit only
NP Dont propagate inherit
I permission inherited from parent container