English
frustrational
From frustration + -al.
Formed from frustration + -al
Latin frūstrā ‘in deception, in error’
Latin frūstror ‘deceive, trick’
Latin frūstrātiō ‘disappointment’
English frustration
Today it means
adj Of or relating to frustration.
Language periods are conventional ranges, not dates for this word.
Etymograph / frustrational