11-letter words containing ach
- tachina fly — any of numerous dipterous insects of the family Tachinidae, the larvae of which are parasitic on caterpillars, beetles, and other insects.
- tachycardia — excessively rapid heartbeat.
- tachygraphy — shorthand, especially the ancient Greek and Roman handwriting used for rapid stenography and writing.
- tachyphasia — a communication disorder characterized by excessively rapid or voluble speech
- tachysterol — an isomer of ergosterol, C28H44O, formed during the production of calciferol by the irradiation of ergosterol
- teachership — a person who teaches or instructs, especially as a profession; instructor.
- tetradrachm — an ancient coin with a value of four drachmas
- theomachist — a person who battles against the gods or resists the will of the gods
- titanomachy — the unsuccessful revolt of the family of the Titan Iapetus against Zeus
- trachearian — of or relating to the Trachearia, which is a division of arachnids that breathe through the trachea
- tracheation — the arrangement of tracheae in insects and other arthropods.
- tracheotomy — the operation of cutting into the trachea.
- treacherous — characterized by faithlessness or readiness to betray trust; traitorous.
- treachetour — a traitor
- unalachtigo — a member of a North American Indian people, one of the Delaware group.
- unimpeached — (of a desirable quality or status) not challenged or questioned
- unreachable — to get to or get as far as in moving, going, traveling, etc.: The boat reached the shore.
- unteachable — capable of being instructed, as a person; docile.
- wet machine — a machine for dewatering pulp.
- yacht chair — a folding armchair consisting of a wooden frame across which are stretched strips of canvas to form the seat and back.
- yachtswoman — a woman who owns or sails a yacht, or who is devoted to yachting.
- yachtswomen — Irregular plural form of yachtswoman.