A person just starting to learn a skill or take part in an activity
founder: a person who founds or establishes some institution; "George Washington is the father of his country"
Beginner (formerly Absolute Beginner -- the phrase in German is plural because of the form of the adjective) is a German rap group from Hamburg, consisting of Eizi Eiz [alias Jan Delay/Ei?feldt], Denyo and DJ Mad.
novice: someone new to a field or activity
The guitar is a plucked string instrument, usually played with fingers or a pick. The guitar consists of a body with a rigid neck to which the strings, generally six in number but sometimes more, are attached.
A stringed musical instrument with a fretted fingerboard, typically incurved sides, and six or twelve strings, played by plucking or strumming with the fingers or a plectrum
(guitarist) a musician who plays the guitar
a stringed instrument usually having six strings; played by strumming or plucking
a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena; "theories can incorporate facts and laws and tested hypotheses"; "true in fact and theory"
A set of principles on which the practice of an activity is based
a belief that can guide behavior; "the architect has a theory that more is less"; "they killed him on the theory that dead men tell no tales"
A supposition or a system of ideas intended to explain something, esp. one based on general principles independent of the thing to be explained
An idea used to account for a situation or justify a course of action
hypothesis: a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena; "a scientific hypothesis that survives experimental testing becomes a scientific theory"; "he proposed a fresh theory of alkalis that later was
Rhetoonrical Theory
Jeff Reid's cartoon from 1989. Shows up in Theory's Empire.