15 letters · 30 points in Scrabble
noun antihistamine (trade name Benadryl) used to treat allergic reactions involving the nasal passages (hay fever) and also to treat motion sickness
originEtymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Proto-Indo-European *bʰeh₂-der. Proto-Hellenic *pʰáňňō Ancient Greek φαίνω (phaínō)der. French phéno- Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. French -yle French phénylebor. English phenyl English diphen(yl) English (benz)hydr(yl)…
Etymology from Wiktionary, CC BY-SA 3.0