Likes ...
GEorGE
fORlORn
ERasERs
YaRDbiRDs

terRIroRIal
pERvERts
CHurCHill
orANgutAN

But Dislikes ...
Betty
forsaken
pencils
Byrds

greedy
mashers
Mussolini
baboon

My friend likes things that repeat the same two-letter combination.