The story
- Old English · inherited fromslāwlīċe“slowly; sluggishly”
- Middle English · inherited fromslowly
- English todayslowly
From Middle English slowly, slowli, slouli, slowliche, from Old English slāwlīċe (“slowly; sluggishly”), equivalent to slow + -ly. Compare Old Norse slæliga, sljóliga.
Etymology from Wiktionary, CC BY-SA 4.0.