Answer:
rapidly is synonym of tumultuously
running is synonym of coursing
empty is synonym of vacant
thin is synonym of slender
coursing is synonym of running
Step-by-step explanation:
A synonym is a word that means similar or equivalent to the word. Two words that have exact meaning or are similar are said to be synonymous words.
In the given passage, the synonym of 'tumultuously' is 'rapidly'. Both words can be used interchangeably or alternatively. Both provide a similar approach to the thoughts conveyed by the writer. 'Slender' means 'thin'. 'Vacant' is the synonymous word for 'empty'. 'Coursing' and 'running' both have similar meanings in the passage.