13-letter words containing g, h, y, l
- symbolography — the writing of symbolic characters or tracing of symbolic figures
- synchronology — combined chronology
- theologically — of, relating to, or involved with theology: a theological student.
- threateningly — tending or intended to menace: threatening gestures.
- thremmatology — the science of breeding or propagating animals and plants under domestication.
- thyroglobulin — a protein which is found in the thyroid gland and which contains iodine
- thyroid gland — a two-lobed endocrine gland, located at the base of the neck that secretes two hormones that regulate the rates of metabolism, growth, and development.
- tread lightly — to proceed with delicacy or tact
- typographical — of or relating to typography.
- unflinchingly — not flinching; unshrinking: unflinching courage.
- unneighbourly — unfriendly and unhelpful
- unshrinkingly — in an unshrinking manner
- uprighteously — in an upright or moral manner
- when pigs fly — If you say 'when pigs fly' after someone has said that something might happen, you are emphasizing that you think it is very unlikely.
- wrongheadedly — In a wrongheaded manner.
- xylographical — Xylographic.
- zoophysiology — the physiology of animals as opposed to humans
- zoopsychology — the psychology of animals
- zygapophyseal — one of the four processes of a vertebra, occurring in pairs that interlock each vertebra with the vertebrae above and below.