| HALLELUJAHS | • hallelujahs n. Plural of hallelujah. • hallelujahs v. Third-person singular simple present indicative form of hallelujah. • HALLELUJAH n. (Hebrew) a song of praise to God, also ALLELUIA, ALLELUIAH, HALLELUIAH. |
| HIGHJACKERS | • highjackers n. Plural of highjacker. • HIGHJACKER n. one that highjacks, also HIJACKER. |
| JACKHAMMERS | • jackhammers n. Plural of jackhammer. • jackhammers v. Third-person singular simple present indicative form of jackhammer. • JACKHAMMER n. a handheld compressed air rock-drill. |
| JAWCRUSHERS | • JAWCRUSHER n. a heavy-duty rock-breaking machine with hinged jaws. |
| JEALOUSHOOD | • JEALOUSHOOD n. (Shakespeare) jealousy. |
| JELLYFISHES | • jellyfishes n. Plural of jellyfish. • JELLYFISH n. a marine coelenterate with jellylike body. |
| JELLYGRAPHS | • jellygraphs n. Plural of jellygraph. • JELLYGRAPH v. to copy by jellygraph, an old device for copying that used a plate of jelly. |
| JERKINHEADS | • jerkinheads n. Plural of jerkinhead. • JERKINHEAD n. a truncated gable with a lipped roof. |
| JEWELFISHES | • jewelfishes n. Plural of jewelfish. • JEWELFISH n. a brightly-coloured African cichlid. |
| JOCKEYSHIPS | • jockeyships n. Plural of jockeyship. • JOCKEYSHIP n. the art or practice of a jockey. |
| JOHNNYCAKES | • johnnycakes n. Plural of johnnycake. • johnny␣cakes n. Plural of johnny cake. • JOHNNYCAKE n. a kind of bread made of the meal of maize (Indian corn), mixed with water or milk, etc. and baked, also JONNYCAKE. |
| JOLTERHEADS | • jolterheads n. Plural of jolterhead. • JOLTERHEAD n. (archaic) a clumsy oaf, a blockhead, also JOLTHEAD. |
| JOSEPHINITE | • josephinite n. (Mineralogy) awaruite. • JOSEPHINITE n. a mineral found only at Jospehine Creek in Oregon. |
| JUSTICESHIP | • justiceship n. The office or dignity of a justice. • JUSTICESHIP n. the office or dignity of a justice. |
| SHOWJUMPERS | • showjumpers n. Plural of showjumper. • show␣jumpers n. Plural of show jumper. • SHOWJUMPER n. a horse or rider in a showjumping competition. |
| SUBJECTSHIP | • subjectship n. The state of being subject. • SUBJECTSHIP n. the state of being a subject. |