Webster's Revised Unabridged Dictionary · 1913

Seldom

Seldom (sel"dum) , adverb

[Anglo-Saxon seldan, seldon, seldum, from seld rare; akin to OFries. sielden, Dutch zelden, German selten, Old High German seltan, Icelandic sjaldan, Danish sielden, Swedish sallan, Gothic sildaleiks marvelous.]

Rarely; not often; not frequently.
Wisdom and youth are seldom joined in one. — Hooker

Seldom , adjective

Rare; infrequent. [Archaic]
A suppressed and seldom anger. — Jer. Taylor