Academic IELTS (Band 8 and Above) - Complexity

full of complications or difficulties

so detailed and complex that understanding becomes difficult

causing bewilderment or surprise

extremely difficult or seemingly impossible to understand or interpret due to its unclear intent or cause

lacking clarity or coherence

impossible to comprehend

difficult to understand due to being complex or obscure

confusing and difficult to understand

extremely difficult to fully comprehend

looking like a labyrinth, twisting and confusing

difficult to understand or obscure to most people due to its complexity

an extremely easy task or something easily achieved

designed to be so simple that even someone with little knowledge or skill can use it without making mistakes

extremely complex and difficult to follow