Origin
Origin, birthplace, wellspring, starting point, pedigree, derivation, etymology, genesis, rise, author, initiator, inventor, father, provenience, begetter, place of origin, spring, fount, history, provenance, root, beginning, start, cause, originator, creator, architect, mother, fountainhead, and radix.
Spring
Spring, head, headspring, eye, origin, well head, headwater(s), and wellspring.
Reference
Example Sentences of Source
The source of truth matters.
Reliable sources ensure accurate information.
Always verify your source carefully.
Trustworthy sources build strong foundations.