6 letters · 14 points in Scrabble
adverb in a faint and feeble manner
adverb in a halting and feeble manner
originFrom Middle English febly; equivalent to feeble + -ly, euphonically blending -le and -ly. Compare nimbly, nobly, and Latinate -ably and -ibly.
Etymology from Wiktionary, CC BY-SA 3.0