erst
adverb
ˈərst 
archaic
: erstwhile
Word History
Etymology
Middle English erest earliest, formerly, from Old English ǣrest, superlative of ǣr early — more at ere
First Known Use
12th century, in the meaning defined above
- unrebated
- unrebukable
- unrebuked
- unrecalled
- unreceivable
- unreceived
- unreceptive
- unrecited
- unrecking
- unreckonable
- unreckoned
- unreclaimable
- unreclaimably
- unreclaimed
- unrecognisable
- unrecognised
- unrecognition
- unrecognizable
- unrecognizableness
- unrecognizably
- unrecognized
- unrecognizing
- unrecognizingly
- unrecollected
- unrecompensed