10-Letter Words Starting: FOU

• (geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon

• in a square position

• with firmness and conviction; without compromise

• characterized by firm and unwavering conviction

• a former English silver coin worth four pennies

• position 14 in a countable series of things

• coming next after the thirteenth in position

• (of a ship) sinking

• a child who has been abandoned and whose parents are unknown

• the basis on which something is grounded

• an institution supported by an endowment

• lowest support of a structure

• education or instruction in the fundamentals of a field of knowledge

• the fundamental assumptions from which something is begun or developed or calculated or explained

• a woman's undergarment worn to give shape to the contours of the body

• the act of starting something for the first time; introducing something new

• a structure from which an artificially produced jet of water arises

• a natural flow of ground water

• an artificially produced flow of water

• a plumbing fixture that provides a flow of water