Definition of unwontedly in US English:

unwontedly

adverb

  • See unwonted

    as submodifier ‘she was unwontedly shy and subdued’
    • ‘The town of Slough in Buckinghamshire, for instance, became a focus for much industrial activity in the thirties - while its architectural horrors became the target for the unwontedly bitter satire of John Betjeman.’
    • ‘He looked up at last, his eyes unwontedly serious in the twilight.’
    • ‘Perhaps if he hadn't looked so unwontedly silly, then he would have been able to keep it down, but instead he snorted.’