The 'explanation' group
These nouns refer to why someone does or says something.
in aid of ... in explanation in furtherance of ... in mitigation in preparation for ... in pursuance of ... in salutation in salute in support of ... in a gesture of ... in a show of ... in the furtherance of ...
'They moved her to Rose Cottage,' Emily shouted in explanation.
The Union Jack flies atop the US Embassy in London in a gesture of solidarity and remembrance on July 14.
Three months ago she resumed training in preparation for the National Championships.