suurega
Suurega is an Estonian grammatical form derived from the adjective suur (large). It represents the comitative or instrumental construction meaning “with a large [one]” and is used to express accompaniment or association with a large object or quantity. The form is built from the genitive singular of the adjective (suure) plus the comitative suffix -ga.
In standard Estonian, the comitative marks accompaniment with nouns or pronouns and can be used with both
Semantically, suurga highlights size and can contrast with forms referring to smaller counterparts, such as väiksega
See also: Estonian grammar, comitative case, adjective inflection.