| BLACKHEADED | • blackheaded adj. Having a black head. • BLACKHEADED adj. having a black head.
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| BLOCKHEADED | • blockheaded adj. Resembling a blockhead; stupid. • blockheaded v. Simple past tense and past participle of blockhead.
 • BLOCKHEADED adj. stupid.
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| CHEECHALKOS | • CHEECHALKO n. (Native American) a tenderfoot, also CHECHAKO, CHECHAQUO, CHEECHAKO. | 
| CHUCKLEHEAD | • chucklehead n. (Informal) A stupid or clumsy person. • chucklehead n. A coastal rockfish of California, Sebastes chlorostictus.
 • CHUCKLEHEAD n. a foolish person.
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| HALTERNECKS | • halternecks n. Plural of halterneck. • HALTERNECK n. a type of women's clothing with one strap around the back of the neck instead of two over the shoulder.
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| KNUCKLEHEAD | • knucklehead n. An idiot; a stupid or inept person. • KNUCKLEHEAD n. a chump.
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| LEATHERBACK | • leatherback n. A large sea turtle, Dermochelys coriacea, with a leathery back. • LEATHERBACK n. a kind of large sea turtle.
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| LEATHERNECK | • leatherneck n. (Slang) A soldier. • leatherneck n. (US) Specifically, a marine.
 • LEATHERNECK n. a member of the United States Marine Corps.
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| LIFEHACKERS | • lifehackers n. Plural of lifehacker. • LIFEHACKER n. one who lives in a way such as to simplify tasks and minimize effort.
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| MACHINELIKE | • machinelike adj. Resembling a machine; mechanical in form. • MACHINELIKE adj. resembling or suggesting a machine esp. in regularity of action or stereotyped uniformity of product.
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| PICKELHAUBE | • pickelhaube n. (Historical) A spiked helmet worn by German troops, especially during the First World War. • PICKELHAUBE n. (German) the spiked helmet worn by German or Prussian soldiers before World War I.
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| SHACKLEBONE | • shackle-bone n. (Scotland, archaic) The wrist. • SHACKLEBONE n. (Scots) the wrist.
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| SHELLACKERS | • shellackers n. Plural of shellacker. • SHELLACKER n. one who shellacs, defeats completely.
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| THICKLEAVES | • THICKLEAF n. any of various succulent plants of the genus Crassula. | 
| UNCHECKABLE | • uncheckable adj. Incapable of being checked or verified. • uncheckable adj. Incapable of being checked or restrained.
 • UNCHECKABLE adj. that cannot be checked.
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