tegevustega
Tegevustega is the comitative plural form of the Estonian noun tegevus, which means activity or action. The term literally expresses “with activities” and is used to indicate accompaniment, means, or involvement of activities in a given context. In Estonian grammar, the comitative case is formed with the suffix -ga; when applied to a plural noun, this yields forms like tegevustega.
Tegevustega appears in sentences where activities are the entity with which another action is carried out
The base word is tegevus (singular: activity). Its plural nominative is tegevused. The comitative plural, sinaisigned
Meeskond tegeleb erinevate tegevustega. (The team engages in various activities.)