Theory:

Meaning of difficult words from "How The Dog Found Himself a Master!":
 
Numbers
Word
Meanings
1.
DartedRun somewhere suddenly.
2.
Wandering Travelling aimlessly from place to place.
3.
Kinsman Kin.
4.
SniffedSmelled.
5.
Service Favour.
6.
Agreed Holding the same view on something.
7.
Mooing Vocal sound of cow.
8.
Offend Displease.
9.
Loyal True.
10.
FaithfullySmelled.
11.
Hastily Swiftly.
12.
Panic Fear.