Corroboration is not readily forthcoming from the OED, unless we accept a citation from Lydgate, dated c 1450: Pryd gothe beforen And schame comythe aftyr, and blawythe horne.
( Corroboration ( ( ( ( ( is not ) ( readily ( forthcoming ( from ( the OED ) ) ) ) ) , ) ( unless ( we ( ( ( ( accept ( a citation ) ) ( from Lydgate ) ) , ) ( dated ( ( ( ( c 1450 ) ( : ( Pryd ( gothe beforen ) ) ) ) And ) ( ( ( ( schame ( comythe aftyr ) ) , ) and ) ( blawythe horne ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Corroboration)) (VP (VBZ is) (RB not) (ADJP (RB readily) (JJ forthcoming) (PP (IN from) (NP (DT the) (NNP OED)))) (, ,) (SBAR (IN unless) (S (NP (PRP we)) (VP (VBP accept) (NP (DT a) (NN citation)) (PP (IN from) (NP (NNP Lydgate))) (, ,) (ADJP (JJ dated) (SBAR (S (S (VP (X (X (SYM c)) (NP (CD 1450))) (: :) (VP (VBN Pryd) (NP (JJ gothe) (NN beforen))))) (CC And) (S (VP (VP (VB schame) (NP (JJ comythe) (NN aftyr))) (, ,) (CC and) (VP (VB blawythe) (NP (NN horne)))))))))))) (. .)))
The OED only likes it when we have a citation from Lydgate.
( ( The OED ) ( only ( ( ( likes it ) ( when ( we ( ( have ( a citation ) ) ( from Lydgate ) ) ) ) ) . ) ) )
(ROOT (S (NP (DT The) (NNP OED)) (ADVP (RB only)) (VP (VBZ likes) (NP (PRP it)) (SBAR (WHADVP (WRB when)) (S (NP (PRP we)) (VP (VBP have) (NP (DT a) (NN citation)) (PP (IN from) (NP (NNP Lydgate))))))) (. .)))