Some funny terms here, maybe. According to the old saying, to go into thunder’s path is to walk into wild throngs of uncontrollable people.
A vicess is a hired vicar of the Great House and implies a much greater supervisory role in this case.
Syga is a comet-like phenomenon.
(Old Lore) lucky/auspicious
Ilon’s friend tries to refer to the “New Ancient Lore” language like a native speaker while apologizing for not using it very well. Ze may be asking about this because Old Lore has a much more strict and complex grammar, which is a central core of traditional Stragaian culture.