What are the best answers for “in a manner differing from the usual or expected”?

curiously, inexplicably, oddly.

How many letters does the top answer for “in a manner differing from the usual or expected” have?

The most common answer is curiously (9 letters).

3 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

curiously 9 letters wn-def

in a manner differing from the usual or expected

inexplicably 12 letters wn-def

in a manner differing from the usual or expected

oddly 5 letters wn-def

in a manner differing from the usual or expected