Glossary
Chakra- the fusion of physical and mental energies
Kekkei Genkai- usually a fusion of two chakra attributes i.e. Lava Style = Fire + Earth. It also refers to special abilities passed down in certain families i.e. Sharingan from the Uchiha clan.
Ninja/shinobi Ranks:
Genin (Low Ninja)- Ninja School Graduate
Chunin (Journeyman Ninja)- Have achieved a certain level of maturity, they possess leadership skills and tactical prowess
Tokubetsu Jonin (Special Jonin)- They are elite chunin, who despite being skilled aren't yet at the level of Jonin. They usually possess a single skill in which they excel.
Jonin (Elite Ninja)- a highly experienced and skilled ninja who typically serves as a military captain in their respective ninja villages
Kage- leaders of a ninja village i.e. the Hokage of Konoha
Techniques:
Genjutsu (Illusion Technique)- uses chakra to trap an opponent in an illusion by interfering with their chakra flow
Taijutsu (Body Technique)- the use of martial arts or the optimisation of natural human ability, does not use chakra
Ninjutsu (Ninja Technique)- uses chakra, usually in combination with hand signs, and refers to anything that isn't Genjutsu or Taijutsu
Fuinjutsu (Sealing Techniques)- a type of jutsu used to seal objects, living beings, chakra etc. within another object. The presence of a seal is indicated by the appearance of several black marks that are usually just Kanji
Ninjutsu Ranks:
E-Rank = The most basic techniques, used by academy students
D-Rank = Can be learned by Genin
C-Rank = Usually used by Chunin, but some Genin are capable of using them
B- Rank = Used by Jonin, has high chakra requirements
A- Rank = Used by Jonin/Kage
S- Rank = Esoteric techniques that are exceedingly difficult to learn, often unique to a single user
5 Great Shinobi Villages:
Konoha
Iwagakure
Kumogakure
Sunagakure
Kirigakure
CREATORS' THOUGHTS 
Perma_Frost
Perma_Frost Here for those new to Naruto, or those who need their memories jogged a bit.
I'll try to incorporate this info into the main body of the story, but it's proving kina difficult as it always ends up as a large info dump.
Weekly Power Status
-- Power
Ranking 
-- Power
stone