Well there wasn't but now there is, the only one i couldn't figure out was Flag Unit (thanxs to mrtn) & UNUSED but everything else i know is for sure
Wheeled - The unit may not enter any terrain with "Impassable by Wheeled Units" checked
Foot Unit - If flaged can be transported by any transport unless an air transport only transport
Blitz - The unit can attack mulitple times in 1 turn depending on how many moves it has
Cruise Missile - Acts as a Cruise Missile type unit
All Terrain As Roads - whether improved w/ road or not, will lose only as much movement as improved terrain
Radar - Can see 2 squares in all direction regardless of terrain such as mountains
Amphibious - Can attack from a ship on a coastal square
Invisible - can go undetected unless a unit with radar is within range to spot them
Transports Only Aircraft - If has load/unload ability can only load aircraft
Draft - Will be the unit drafted
Immobile - CAn't move
Sinks in Sea - (Galley) if ends its turn in sea, sinks
Sinks in Ocean - (Galley or Caravel) if ends its turn in ocean, sinks
Flag Unit (PTW) - The unit used for capture, in capture the princess games
UNUSED (CIV VAN.) -
Transports Only Foot units - Can only transport units w/ Foot unit Flag
Starts Golden Age - When ever the unit sucessfully wins a battle w/o dying the civ will undergo its golden age
Nuclear Weapon - Acts as a Nuclear Weapon
Hidden Nationality - Will not bear any signs of its nationality, and can attack w/o causing war
Army - Acts as an army, loads in units and combines their hit points, Attack and defense, etc.
Leader - Acts as a Leader, can hurry production, or build an Army, can only appear when an elite unit wins a battle, can't be built
Infinite Bombard Range - Can be shot at any location on the map from any location
Stealth - Can bombard a city and have a smaller chance of being intercepted by a SAM of fighter
Detect Invisible - Can detect units with the Invisible flag if withing range
Tactical Missle - Will act as a tactical Missle, limited range but same capabilities
Transports Only Tactical Missile - Transports only Tactical Missiles
Ranged ATtack Animation - If two units with this flag go into battle, they will not run up, but shoot from a distance
Rotate Before Attack - If facing south and is attacked from the south will rotate so is facing east (GALLEY)
Lethal Land Bombardment - Can kill a land unit with one HP remaining if bombards upon
Lethal Sea Bombardment - Can kill a sea unit with one HP remaining if bombards upon
King - Is the king unit for such games as regicide