Synonyms for (noun) large indefinite amount

Synonyms: large indefinite amount, large indefinite quantity

Definition: an indefinite quantity that is above the average in size or magnitude

Similar words: indefinite quantity

Definition: an estimated quantity

Today's word

impromptu

Definition: (adj) with little or no preparation or forethought

Synonyms: unrehearsed, extemporaneous, extemporary, extempore, off-the-cuff, offhand, offhanded, ad-lib