onefold
Onefold (adj) means relating to or showing only one single idea or theme.
Etymology
Comes from Middle English onfold, anfald ('single, simple, honest, onefold'), from Old English ānfeald ('single, simple', literally 'onefold'), from Proto-West Germanic *ainfald, from Proto-Germanic *ainafalþaz ('onefold, simple'), formed from one and -fold. It is cognate with Dutch eenvoud ('simplicity, easiness'), German Einfalt ('simplicity') and einfach ('simple'), Icelandic einfaldur ('simple'), and Gothic ???????? (ainfalþs, 'simple'). See also one and -fold.