How to practice: This set collects only the Select the Real Word question type from the real DET (Duolingo English Test) — DET Reading & Vocabulary questions. No grading, no timer — solve it yourself, then tap each question to reveal the answer or model response.
Select every word below that is a real English word. The rest are made-up, non-existent words — this is exactly how the DET Vocabulary task works.
superfluous
rationalify
paradoxical
contextify
tenacious
principalize
intricate
synthesify
unprecedented
categorify
plausible
evaluatize
coercive
theorificate
derivative
conceptuify
arbitrary
quantificate
Show Real Words
superfluous, paradoxical, tenacious, intricate, unprecedented, plausible, coercive, derivative, arbitrary
More read select sets at other levels · Browse the full DET question bank