less

Adverb from Middle English les, lesse, leasse, lasse, from Old English lǣs (“smaller, less”), from Proto-Germanic *laisiz, from Proto-Indo-European *leys- (“to shrink, grow thin, be gentle”). Cognate with Old Frisian lēs (“less”), Old Saxon lēs (“less”). According to Kroonen (2013), from a northern Indo-European root Proto-Indo-European *leh₂is- or *leh₃is-, which he connects to Lithuanian liesas (“lean”).

Determiner and preposition from Middle English lees, lesse, leasse, lasse, from Old English lǣssa (“less”), from Proto-Germanic *laisizan-, from Proto-Germanic *laisiz (“smaller, lesser, fewer, lower”) (see above). Cognate with Old Frisian lessa (“less”).

Verb from Middle English lessen, from the determiner.

Noun from Middle English lesse, from the determiner.

From Middle English lesse, les, from Old English lǣs, as in þȳ lǣs þe.