Exogenous

having an external cause or origin ‘the bank was more concerned about exogenous factors caused by the US and China trade war’

Prodrome

an early symptom indicating the onset of a disease or illness The drop in sales were a prodrome for the profit warning that came later in the year

Emblematic

serving as a symbol of a particular quality or concept ‘the bright blue sky was emblematic of the team’s excellent performances’

Apogee

the highest point in the development of something; a climax or culmination ‘I suppose when I look back, working for Barclays Bank was the apogee of my career’

Interwoven

blend closely his political beleiefs seemed interwoven with his sympathy for the poor