What are the best answers for “(used informally) very large”?

banging, humongous, thumping, walloping, whopping.

How many letters does the top answer for “(used informally) very large” have?

The most common answer is banging (7 letters).

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

banging 7 letters wn-def

the act of subjecting to strong attack

humongous 9 letters wn-def

(used informally) very large

thumping 8 letters wn-def

a heavy dull sound (as made by impact of heavy objects)

walloping 9 letters wn-def

a sound defeat

whopping 8 letters wn-def

(used informally) very large

(used informally) very small 60% similar → bitty, teensy, teentsy

a very large pot that is used for boiling 50% similar → caldron, cauldron