• daunting ⪢⪢
They are seen climbing the steep cliffs, an activity that seems _____ .
http://qindex.info/i.php?x=27594

• time dilation
trudge, tram, contemplate, Zytglogge, recede, exorbitant, daunting, whizz, tweak, discrepancy, absurdity, flinch, malleability, mundane, tug, analogy, trampoline, protagonist, eerily
http://qindex.info/i.php?x=6862

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