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List of 15-letter words containing ••••••

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There are 20 fifteen-letter words containing E, I, N, 2P, R and Y

CYPROHEPTADINES• cyproheptadines n. Plural of cyproheptadine.
• CYPROHEPTADINE n. a powerful antihistamine drug used to treat allergies.
HEMATOPORPHYRIN• hematoporphyrin n. (Biochemistry) The porphyrin portion of heme (minus the iron atom).
• HEMATOPORPHYRIN n. any of several porphyrins that are hydrated derivatives of protoporphyrins.
HYPERPOLARISING• hyperpolarising v. Present participle of hyperpolarise.
• HYPERPOLARISE v. to increase the difference in electric potential across a cell membrane, also HYPERPOLARIZE.
HYPERPOLARIZING• hyperpolarizing v. Present participle of hyperpolarize.
• HYPERPOLARIZE v. to produce an increase in potential difference across a biological membrane, also HYPERPOLARISE.
HYPERPRODUCTION• hyperproduction n. Excessive production.
• HYPERPRODUCTION n. excessive production.
HYPERRESPONSIVE• hyperresponsive adj. Involving an abnormally high degree of responsiveness.
• HYPERRESPONSIVE adj. excessively responsive.
HYPNOTHERAPISTS• hypnotherapists n. Plural of hypnotherapist.
• HYPNOTHERAPIST n. one who practises hypnotherapy.
INAPPROPRIATELY• inappropriately adv. In an inappropriate manner.
• INAPPROPRIATE adv. not appropriate, also UNAPPROPRIATE.
NEUROHYPOPHYSIS• neurohypophysis n. (Anatomy) The posterior lobe of the pituitary gland, responsible for the release of oxytocin and antidiuretic…
• NEUROHYPOPHYSIS n. the portion of the pituitary gland that is composed of the infundibulum and posterior lobe and is concerned with the secretion of various hormones.
PERPENDICULARLY• perpendicularly adv. In a perpendicular manner.
• PERPENDICULAR adv. at right angles to a line or plane.
PHARYNGOSCOPIES• pharyngoscopies n. Plural of pharyngoscopy.
• PHARYNGOSCOPY n. examination of the pharynx.
PLENIPOTENTIARY• plenipotentiary n. A person invested with full powers, especially as the diplomatic agent of a sovereign state, (originally)…
• plenipotentiary adj. Invested with full power.
• plenipotentiary adj. Of or relating to a plenipotentiary agent.
PORPHYROGENITES• porphyrogenites n. Plural of porphyrogenite.
• PORPHYROGENITE n. a Byzantine emperor's son, born in the purple.
PREPOSITIONALLY• prepositionally adv. In a prepositional manner.
• prepositionally adv. As a preposition.
• PREPOSITIONAL adv. relating to a preposition.
PREPOSSESSINGLY• prepossessingly adv. In a prepossessing manner.
• PREPOSSESSING adv. creating a favorable impression; attractive.
PRESYNAPTICALLY• presynaptically adv. In a presynaptic manner.
• PRESYNAPTIC adv. relating to a neuron by which a nerve impulse is conveyed to a synapse.
PROPORTIONATELY• proportionately adv. In a proportionate manner; with due proportion; proportionally.
• PROPORTIONATE adv. in proportion.
SEMIPORNOGRAPHY• semipornography n. Material that is partly or somewhat pornographic.
• SEMIPORNOGRAPHY n. material approaching the pornographic.
SULPHINPYRAZONE• sulphinpyrazone n. Alternative form of sulfinpyrazone.
• SULPHINPYRAZONE n. a drug used to treat gout.
SUPPLEMENTARILY• supplementarily adv. In a supplementary way; additionally.
• SUPPLEMENTARY adv. added or serving as a supplement.

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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See this list for:

  • English Wiktionary: 207 words
  • Scrabble in French: 16 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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