12-letter words containing o, f, h, a
- thousandfold — having a thousand elements or parts.
- to hold fast — If you hold something fast, you hold it tightly and firmly. If something is stuck fast, it is stuck very firmly and cannot move.
- trefoil arch — an arch with cusplike intrados.
- unfathomable — not able to be fathomed, or completely understood; incomprehensible: heroism in the face of unfathomable conflict.
- waffle cloth — honeycomb (def 5a).
- washfountain — a large, usually circular wash basin, as in an industrial plant, in which a spray of water activated by foot pedal allows several workers to wash simultaneously.
- weatherproof — able to withstand exposure to all kinds of weather.
- without fail — to fall short of success or achievement in something expected, attempted, desired, or approved: The experiment failed because of poor planning.