þy læs

== Old English == === Pronunciation === IPA(key): /θyː læːs/ === Conjunction === þȳ lǣs so that ... not: before, or else ==== Usage notes ==== Used with the subjunctive mood. In Late Old English, often occurs as þȳ lǣs þe. ==== Synonyms ==== (or else): elles ==== Descendants ==== Middle English: les te (from late variant þȳ lǣs þe) English: lest