Origin of adjectival
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for adjectival
A large proportion of our adjectival nicknames are of French origin.
There are some adjectival surnames which are not immediately recognizable.
The yellow beak is long and curved, hence the adjectival "scimitar."Birds of the Indian Hills
In huss, the German for goose, we may recognise the oose without its adjectival ‘g’.Archaic England
They are formed by adding the adjectival suffix -a to the cardinals.A Complete Grammar of Esperanto
Ivy Kellerman Reed
Word Origin and History for adjectival
Online Etymology Dictionary, © 2010 Douglas Harper