10-Letter Words Starting: THRE

• small threadlike worm infesting human intestines and rectum especially in children

• used of nail size; 1 1/4 in long

• of trifling worth

• thin in diameter; resembling a thread

• former cupronickel coin of the United Kingdom equal to three pennies

• the starting point for a new state or experience

• the smallest detectable sensation

• the entrance (the space in a wall) through which you enter or leave a room or building; the space that a door can close

• the sill of a door; a horizontal piece of wood or stone that forms the bottom of a doorway and offers support when passing through a doorway

• a region marking a boundary

• mullet-like tropical marine fishes having pectoral fins with long threadlike rays

• repeated too often; overfamiliar through overuse

• having the nap worn away so that the threads show through

• a set with 3 times 20 members

• being ten more than fifty

• the cardinal number that is the sum of one and one and one

• three people considered as a unit

• (of flora or fauna) likely in the near future to become endangered