ontendan

From on- (“on, at”) +‎ tendan (“to kindle”). Similar words can also be found in other, later Germanic languages; compare German anzünden, Norwegian antenne, Swedish antända.

• IPA^(key): /onˈten.dɑn/

ontendan

1. to kindle, to set on fire, to set fire to
   • Homilies of the Anglo-Saxon Church

     Eft hē ontende sum hǣðen templ: þā ġewende sē līġ, ðurh þǣs windes blǣd, tō sumes mannes hūse, ðe þǣr ġehende stōd; ac Martinus āstāh on ðām stiċelan hrōfe, and sette hine sylfne onġēan ðām sweġendum līġe, and hē sōna ðrēow ðwyres wið þǣs windes

     Afterwards he set fire to a heathen temple; then through the blast of the wind, the fire turned to a man's house that stood nearby; but Martinus climbed on the steep roof and set himself against the roaring fire, and he immediately turned it the opposite direction of the wind

2. to kindle emotion or passion, to excite, inflame

• ontendnes

• > Middle English: atendan (inherited)

• Joseph Bosworth; T. Northcote Toller (1898), “on-tendan”, in An Anglo-Saxon Dictionary, second edition, Oxford: Oxford University Press.