Webster's Revised Unabridged Dictionary · 1913

Felly

Felly , adverb

In a fell or cruel manner; fiercely; barbarously; savagely. — Spenser

Felly ({not transcribed}) , noun

[Old English feli, felwe, felow, Anglo-Saxon felg, felge; akin to Dutch velg, German felge, Old High German felga felly (also, a harrow, but prob. a different word), Danish felge.]

The exterior wooden rim, or a segment of the rim, of a wheel, supported by the spokes.
Break all the spokes and fellies from her wheel. — Shakespeare