English
frustratable
From frustrate + -able.
Formed from frustrate + -able
Latin frūstrā ‘in deception, in error’
Latin frustror ‘to deceive’
Latin frūstrātus ‘deceived’
Middle English frustraten ‘to prevent, disappoint, render useless’
English frustrate
Today it means
adj Able to be frustrated.
Language periods are conventional ranges, not dates for this word.
Etymograph / frustratable