As nouns the difference between terms and congestor
is that terms is while congestor is that which congests.
terms
English
Noun
(head)
Statistics
*
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congestor
English
Noun
(
en noun)
That which congests.
* 1931 , George B. Ford, Building Height, Bulk, and Form
- Almost without exception the criticism of tall buildings as the principal congestors of streets and sidewalks is based on guess rather than on actual facts.