Þelma

According to the Old English Dictionary:

(?), an;

þelma

m. Heat :-- Se þelma and sió hǽto, Lchdm. ii. 82, 10. [Cockayne compares the word with for-þylman; but perhaps welma or welm should be read. The form welm, referring to the inflammation which 'þelma' denotes, occurs three times in the section.] þelma