set about
/sɛt‿əˈbaʊt/verb
RareNot in standard dictionaries
1
Used with the adverb sense of about.
2
To circulate or spread (news, a rumour, etc.)
3
To plant trees or other vegetation in (a place).
4
To encircle or surround (something) with other things.
5
To attack (someone); to set upon.
6
To start doing or to devote oneself to some task; to set upon.
Thesaurus
#archaic#informal