Likes ...
SnoW
MirroR
CarpeT
BooK

PeaR
RockeT
CloG
HandleY

JapaN
DenmarK
CigaR
ChaiR

DooR
BasketbalL
ColoradO

But Dislikes ...
RaiN
PicturE
RuG
MoviE

PluM
PlanE
SandaL
SherandO

ChinA
FinlanD
PipE
TablE

GatE
WrestlinG
VirginiA

My friend likes words whose first and last letters are in alphabetical order.