Following are all the undertype like words, in the list below.
OVERTYPE
100% like undertype
STEAM WAGON
100% like undertype
STEAMER
100% like undertype
STEAM CARRIAGE
100% like undertype
SINGLE-DRIVER
100% like undertype
HOOD UNIT
100% like undertype
TANK ENGINE
100% like undertype
2-2-0
100% like undertype
0-8-2
100% like undertype
DUMMY CAR
100% like undertype
6-2-0
100% like undertype
0-6-4
100% like undertype
B-UNIT
100% like undertype
0-8-4
100% like undertype
0-2-2
100% like undertype
HORSELESS CARRIAGE
100% like undertype
0-4-2
100% like undertype
0-6-2
100% like undertype
NORTHERN
100% like undertype
0-8-0
100% like undertype
0-10-2
100% like undertype
0-4-0
100% like undertype
0-10-0
100% like undertype
LOCOMOBILE
100% like undertype
0-6-0
100% like undertype
STEAMLINER
100% like undertype
0-4-4
100% like undertype
2-10-0
100% like undertype
0-12-0
100% like undertype
ROAD STEAMER
100% like undertype
LEADING WHEEL
100% like undertype
UNDERBODY
100% like undertype
PUFFERBELLY
100% like undertype
LOCOMOTIVE
100% like undertype
2-12-0
100% like undertype
2-4-0
100% like undertype
SINGLE-WHEELER
100% like undertype
2-6-0
100% like undertype
AUTOTRAIN
100% like undertype
STATION WAGON
100% like undertype
2-8-6
100% like undertype
0-8-8-0
100% like undertype
WELL CAR
100% like undertype
STEAM ENGINE
100% like undertype
FLAT WAGON
100% like undertype
TRAILING AXLE
100% like undertype
4-2-0
100% like undertype
CABIN CAR
100% like undertype
IRON HORSE
100% like undertype
PLATFORM CAR
100% like undertype
OVERHEAD ENGINE
100% like undertype
ATMOSPHERIC ENGINE
100% like undertype
STEAM
100% like undertype
2-10-2
100% like undertype
TENDER
100% like undertype
0-6-6-0
100% like undertype
4-6-0
100% like undertype
2-8-2
100% like undertype
TRACTION ENGINE
100% like undertype
WOOD BURNER
100% like undertype
2-6-2
100% like undertype
BOILER
100% like undertype
0-4-0+0-4-0
100% like undertype
2-6-4
100% like undertype
0-4-4-0
100% like undertype
4-10-0
100% like undertype
2-2-2
100% like undertype
2-6-6
100% like undertype
BIRMINGHAM DRIBBLER
100% like undertype
TRAILING WHEEL
100% like undertype
2-12-4
100% like undertype
STEAM TRAIN
100% like undertype
4-8-0
100% like undertype
STEEPLE ENGINE
100% like undertype
LEADING TRUCK
100% like undertype
CABSIDE
100% like undertype
DINKEY
100% like undertype
TRACTOR
100% like undertype
TANK LOCOMOTIVE
100% like undertype
2-12-2
100% like undertype
STEAM GENERATOR
100% like undertype
A1A-A1A
100% like undertype
4-10-2
100% like undertype
TENDER ENGINE
100% like undertype
BOOSTER
100% like undertype
2-8-8-8-4
100% like undertype
TRAVELLING CARRIAGE
100% like undertype
ASHPAN
100% like undertype
4-4-0
100% like undertype
SHUNTING ENGINE
100% like undertype
MOGUL
100% like undertype
BERKSHIRE
100% like undertype
4-4-2
100% like undertype
2-8-8-8-2
100% like undertype
SHOVELNOSE
100% like undertype
TUMBLE-CAR
100% like undertype
2-4-2
100% like undertype
HUDSON
100% like undertype
4-2-4
100% like undertype
LIVE STEAM
100% like undertype