List of 9-letter words ending with

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There are 18 nine-letter words ending with YL

ANTIMONYL	• antimonyl n. (Inorganic chemistry) Either the radical SbO- or the cation SbO⁺ containing antimony and oxygen. • ANTIMONYL n. a substance containing the monovalent group antimony oxide.
CARBAMOYL	• carbamoyl n. (Organic chemistry) The univalent radical NH₂-CO- derived from urea by loss of an amino group. • CARBAMOYL n. a radical derived from carbamic acid, also CARBAMYL.
DICACODYL	• dicacodyl n. Cacodyl. • DICACODYL n. an oily poisonous liquid, aka cacodyl.
HEXADECYL	• hexadecyl n. (Organic chemistry) The univalent radical derived from hexadecane. • HEXADECYL n. another name for the radical cetyl.
HYPOCOTYL	• hypocotyl n. (Botany) In plants with seeds, that portion of the embryo or seedling between the root and cotyledons. • HYPOCOTYL n. the stem of a plant below the cotyledons.
ISOPROPYL	• isopropyl n. (Chemistry) the univalent organic radical (CH₃)₂CH-. • ISOPROPYL n. a radical derived from propane.
METHANOYL	• methanoyl n. (Organic chemistry) formyl. • METHANOYL n. any of a class of highly reactive organic chemical compounds.
MONOCOTYL	• monocotyl n. (Botany) Any monocotyledonous plant. • MONOCOTYL n. a plant having a single cotyledon, also MONOCOT, MONOCOTYLEDON.
POLYVINYL	• polyvinyl adj. (Organic chemistry) composed of, or derived from, many vinyl groups. • polyvinyl n. (Organic chemistry) Any polymer derived from a vinyl compound. • POLYVINYL n. a vinyl polymer.
SPOROPHYL	• sporophyl n. Alternative form of sporophyll. • SPOROPHYL n. a leaf that bears sporangia, also SPOROPHYLL.
SULPHINYL	• sulphinyl n. Alternative spelling of sulfinyl. • SULPHINYL n. the bivalent chemical group SO, also SULFINYL.
SULPHONYL	• sulphonyl n. (British spelling, chemistry) Alternative spelling of sulfonyl. • SULPHONYL n. a particular chemical divalent group, also SULFONYL, SULFURYL, SULPHURYL.
SULPHURYL	• sulphuryl n. Alternative spelling of sulfuryl. • SULPHURYL n. a particular chemical divalent group, also SULFONYL, SULFURYL, SULPHONYL.
SYNDACTYL	• syndactyl n. Alternative form of syndactyle. • SYNDACTYL adj. with digits joined together. • SYNDACTYL n. an animal with digits joined together.
TRIDACTYL	• tridactyl adj. (Anatomy) Having three digits on a limb. • tridactyl adj. (Biology) Composed of three movable parts attached to a common base. • tridactyl n. Any animal having three digits on a limb.
TRIMETHYL	• trimethyl n. (Organic chemistry, in combination) Three methyl groups in a molecule. • TRIMETHYL adj. a prefix or combining form (also used adjectively) indicating the presence of three methyl groups.
XANTHOXYL	• XANTHOXYL n. a plant of a genus of the rue family found in Brazil, in particular the prickly-ash or Hercules club, also ZANTHOXYL, ZANTHOXYLUM.
ZANTHOXYL	• ZANTHOXYL n. a plant of a genus of the rue family found in Brazil, in particular the prickly-ash or Hercules club, also XANTHOXYL, ZANTHOXYLUM.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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English Wiktionary: 156 words
Scrabble in French: no word
Scrabble in Spanish: no word
Scrabble in Italian: no word
Scrabble in German: 2 words
Scrabble in Romanian: no word

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